2.21.7 / June 11, 2017
(4.2/5) (19115)

Description

Neutron is the professional music player witha high quality 32/64-bit audio rendering engine which delivers thebest possible Hi-Fi grade quality of sound on Android device.

The reliable, platform independent, native core provides consistentbehavior on all devices. Carefully developed DSP effects such asParametric or Graphic EQ, Compressor, Surround Sound, Crossfeeder,Crossfader, Tempo, Pitch and others, help to tune audio to adesired result.

Neutron can source music files from device or network sources suchas SMB/CIFS, UPnP/DLNA, FTP, WebDAV and send audio either toheadphones, or directly to USB DAC or to UPnP/DLNA renderer withouta format limitation!

Neutron is developed for audiophiles and those who really love andvalue music. Consider using Hi-Fi/Hi-End audio hardware for thebest result.

Get used to Neutron and have full control over your media libraryand sound!

FEATURES

* 32/64-bit audio processing (high quality HD audio).
* OS and platform independent decoding and audio processing.
* Bit-perfect playback.
* Audio formats: MP1, MP2, MP3, OGG (Vorbis), FLAC, OPUS, WMA, WMALossless (16-bit), AC3, AAC, M4A, M4B, M4R, MP4, 3GP, 3G2, MOV,ALAC, APE (Monkey's Audio), WV (WavPack), MPC (MusePack), WAV, AU,AIFF, MPG/MPEG (audio), AVI (audio), iTunes/Windows Media (nonDRM).
* DSD decoding (requires fast CPU, minimally DSD64).
* DOP (DSD over PCM), DXD.
* Module music formats: MOD, IM, XM, S3M.
* Voice audio format: SPEEX.
* Playlists: CUE, M3U, PLS, ASX, RAM, XSPF, WPL.
* Lyrics (.LRC files, metadata).
* Streaming audio (plays Internet radio streams, Icecast).
* Supports large media libraries.
* Network music sources:
- SMB/CIFS network device (NAS or PC, Samba shares);
- UPnP/DLNA media server;
- FTP server;
- WebDAV server.
* Output to UPnP/DLNA Media Renderer (up to 24-bit, 768 kHz).
* Direct output to USB DAC (via USB OTG adapter, up to 32-bit, 768kHz).
* 32-bit output on Android 5+ (IEEE 754, optional).
* UPnP/DLNA Media Renderer (server).
* Device local music library management via internal FTPserver.
* DSP effects:
- Parametric Equalizer (4-30 band, fully configurable: type,frequency, Q, gain);
- Graphic EQ mode with 21 common presets;
- Surround Sound (Ambiophonic R.A.C.E.);
- Crossfeed (better stereo sound perception in headphones);
- Compressor / Limiter;
- Time Delay (loudspeaker time alignment);
- Dithering (minimize quantization);
- Pitch, Tempo (playback speed and pitch correction).
* Speaker overload protecting filters: Subsonic, Ultrasonic.
* Normalization by Peak, RMS (Preamp gain calculation after DSPeffects).
* Replay Gain from metadata.
* Gapless playback.
* Hardware and Preamp volume controls.
* Crossfade.
* Phase inversion.
* High quality real-time optional resampling (Quality andAudiophile modes).
* Real-time Spectrum and RMS analyzers.
* Balance.
* Mono mode.
* Playback modes: shuffle, looped, single track, queue.
* Playlist management.
* Media library grouping by: album, artist, composer, genre, year,rating, folder.
* Artist grouping by 'Album Artist' category.
* Folder mode.
* Clock mode.
* Timers: sleep, wake.
* Interface languages: Русский, 中文 (繁体), 中文 (简体), 한국어, 日本語, Việt,ไทย, Deutsch, Italiano, Nederlands, Français, English, Español,ελληνικά, Português, Magyar, Polski, العربية, Türk.
* Optimized for: ARMv7 VFP/NEON, ARMv8 NEON, x86 SSE2.

NOTE

It is a time limited (5 days) evaluation version (full-featured).Paid version (unlimited):http://play.google.com/store/apps/details?id=com.neutroncode.mp

SUPPORT

Technical support e-mail:
[email protected]

Forum:
http://neutronmp.com/forum

BUGS

Please report bugs directly by e-mail or via forum and provideusage example which will help to fix the problem as soon aspossible. Your kind patience, help and participation are highlyappreciated!

NOTES

* DLNA® is trademark of the Digital Living Network Alliance.

App Information Neutron Music Player (Eval)

  • App Name
    Neutron Music Player (Eval)
  • Package Name
    com.neutroncode.mpeval
  • Updated
    June 11, 2017
  • File Size
    Undefined
  • Requires Android
    Android 2.1 and up
  • Version
    2.21.7
  • Developer
    Neutron Code Limited
  • Installs
    1,000,000 - 5,000,000
  • Price
    Free
  • Category
    Music & Audio
  • Developer
    Visit website Email [email protected] Privacy Policy
    Units A-C, 25/F., Seabright Plaza, No. 9-23 Shell Street, North Point, Hong Kong
  • Google Play Link

Neutron Music Player (Eval) Version History

Select Neutron Music Player (Eval) Version :
  • 2.21.7 (20000352) - Latest Version
  • 1.99.0-X86 (8000234)
  • 1.94.4-X86 (8000215)
  • 1.94.2-X86 (8000213)
  • 1.93.5-X86 (8000210)
  • 1.93.1-X86 (8000206)
  • 1.92.7-X86 (8000204)
  • 1.92.2-X86 (8000199)
  • 1.90.5-X86 (8000194)
  • 1.90.3-X86 (8000192)
  • 1.90.2-X86 (8000191)
  • 1.88.3-X86 (8000183)
  • 1.88.2-X86 (8000182)
  • 1.88.0-X86 (8000180)
  • 1.95.0 (216)
  • 1.95.0 (216)
  • 1.95.0 (216)
  • 1.94.4 (215)
  • 1.94.4 (215)
  • 1.93.5 (210)
  • 1.92.7 (204)
  • 1.89.8 (188)
  • 1.89.5 (187)
  • 1.89.1 (185)
  • Neutron Music Player (Eval) 2.21.7 APK File

    Publish Date: 2023 /1/12
    Requires Android: Android 2.3+ (Gingerbread, API: 9)
    File Size: 19.8 MB
    Tested on: Android 12 (Snow Cone, API: 31)
    File Sha1: dcfd530c42fe17bdc3019b0cd4aed6102c58b680
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.99.0-X86 APK File

    Publish Date: 2018 /2/2
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 19.6 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: fb66e18e8b3ab34b17244accfccd9570740454db
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.94.4-X86 APK File

    Publish Date: 2017 /4/18
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 19.1 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 5840850ee29e421bdece2720361b17dbbcfd325a
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.94.2-X86 APK File

    Publish Date: 2017 /4/10
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 19.1 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 82a4cea0f7085239a4f5786c486e72de9b500a44
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.93.5-X86 APK File

    Publish Date: 2017 /3/29
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 19.0 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: cfa9e5a6a6b510dc84a12d9f295132bf036f62f1
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.93.1-X86 APK File

    Publish Date: 2017 /3/5
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 19.0 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 345fe97864ae581fff24b8b5efc35f49b9acd7a6
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.92.7-X86 APK File

    Publish Date: 2017 /2/10
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 18.3 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: ccbd2e25b377e554d5534718bad3af8fc73fa94f
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.92.2-X86 APK File

    Publish Date: 2016 /12/3
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 18.1 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: ebd4fe76e81e8975ed520e0bd75bd6fa82d376d0
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.90.5-X86 APK File

    Publish Date: 2016 /9/11
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 19.4 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 9f705a7d5850a9b3ce38b5b4ad58459812ab4d7b
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.90.3-X86 APK File

    Publish Date: 2016 /9/3
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 18.2 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: ba9909eaf5bff96897dc51a56bf39730f338d5fa
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.90.2-X86 APK File

    Publish Date: 2016 /8/15
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 18.2 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 0e7f1911a525553dcfdfe9adb43acfdba8670787
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.88.3-X86 APK File

    Publish Date: 2016 /3/13
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 17.8 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 6f378329f40d18711171e905f699c5ce576f28b8
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.88.2-X86 APK File

    Publish Date: 2016 /2/28
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 17.8 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 7fab7c8192cd355db0a48f0fe0896dd0ebd83323
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.88.0-X86 APK File

    Publish Date: 2016 /1/25
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 18.1 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 4d536ca01f653ae4e36e3c5165e1e494ddc6eb19
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.95.0 APK File

    Publish Date: 2017 /5/25
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 17.8 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 67bee09325c64110bc93a3ffc9258f71b677dadd
    APK Signature:
  • Neutron Music Player (Eval) 1.95.0 APK File

    Publish Date: 2017 /5/14
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 17.8 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 67bee09325c64110bc93a3ffc9258f71b677dadd
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.95.0 APK File

    Publish Date: 2017 /5/10
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 17.8 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 67bee09325c64110bc93a3ffc9258f71b677dadd
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.94.4 APK File

    Publish Date: 2017 /4/27
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 17.7 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 61c26bab9f706ec0ebecc06d81a8bda01101e1f1
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.94.4 APK File

    Publish Date: 2017 /4/23
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 17.7 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 61c26bab9f706ec0ebecc06d81a8bda01101e1f1
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.93.5 APK File

    Publish Date: 2017 /3/22
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 17.7 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 07706b05e1728e9569a92c57912f41838ae2e850
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.92.7 APK File

    Publish Date: 2017 /2/3
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 16.9 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 66a29e206cb0ec6fe2646867e7cadc95267dac12
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.89.8 APK File

    Publish Date: 2016 /7/15
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 16.8 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 992595e1b18942af62822e6af48beac037f1c61e
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.89.5 APK File

    Publish Date: 2016 /6/25
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 16.8 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: a8ce6fb48950ce759d4d02f90a3af60ac131205b
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5
  • Neutron Music Player (Eval) 1.89.1 APK File

    Publish Date: 2016 /5/7
    Requires Android: Android 2.1+ (clair, API: 7)
    File Size: 16.8 MB
    Tested on: Android 3.2 (Honeycomb, API: 13)
    File Sha1: 106dc34c3fb67f1b63d9f223d7c8fdc51ae8aec7
    APK Signature: 9b9d2232d835140f75306cf00c8b75cf9c87cff5

Neutron Code Limited Show More...

Neutron Music Player APK
Neutron is the professional music player witha high quality 32/64-bit audio rendering engine which delivers thebest possible Hi-Fi grade quality of sound on Android device.The reliable, platform independent, native core provides consistentbehavior on all devices. Carefully developed DSP effects such asParametric or Graphic EQ, Compressor, Surround Sound, Crossfeeder,Crossfader, Tempo, Pitch and others, help to tune audio to adesired result.Neutron can source music files from device or network sources suchas SMB/CIFS, UPnP/DLNA, FTP, WebDAV and send audio either toheadphones, or directly to USB DAC or to UPnP/DLNA renderer withouta format limitation!Neutron is developed for audiophiles and those who really love andvalue music. Consider using Hi-Fi/Hi-End audio hardware for thebest result.Get used to Neutron and have full control over your media libraryand sound!FEATURES* 32/64-bit audio processing (high quality HD audio).* OS and platform independent decoding and audio processing.* Bit-perfect playback.* Audio formats: MP1, MP2, MP3, OGG (Vorbis), FLAC, OPUS, WMA, WMALossless (16-bit), AC3, AAC, M4A, M4B, M4R, MP4, 3GP, 3G2, MOV,ALAC, APE (Monkey's Audio), WV (WavPack), MPC (MusePack), WAV, AU,AIFF, MPG/MPEG (audio), AVI (audio), iTunes/Windows Media (nonDRM).* DSD decoding (requires fast CPU, minimally DSD64).* DOP (DSD over PCM), DXD.* Module music formats: MOD, IM, XM, S3M.* Voice audio format: SPEEX.* Playlists: CUE, M3U, PLS, ASX, RAM, XSPF, WPL.* Lyrics (.LRC files, metadata).* Streaming audio (plays Internet radio streams, Icecast).* Supports large media libraries.* Network music sources:- SMB/CIFS network device (NAS or PC, Samba shares);- UPnP/DLNA media server;- FTP server;- WebDAV server.* Output to UPnP/DLNA Media Renderer (up to 24-bit, 768 kHz).* Direct output to USB DAC (via USB OTG adapter, up to 32-bit, 768kHz).* 32-bit output on Android 5+ (IEEE 754, optional).* UPnP/DLNA Media Renderer (server).* Device local music library management via internal FTPserver.* DSP effects:- Parametric Equalizer (4-30 band, fully configurable: type,frequency, Q, gain);- Graphic EQ mode with 21 common presets;- Surround Sound (Ambiophonic R.A.C.E.);- Crossfeed (better stereo sound perception in headphones);- Compressor / Limiter;- Time Delay (loudspeaker time alignment);- Dithering (minimize quantization);- Pitch, Tempo (playback speed and pitch correction).* Speaker overload protecting filters: Subsonic, Ultrasonic.* Normalization by Peak, RMS (Preamp gain calculation after DSPeffects).* Replay Gain from metadata.* Gapless playback.* Hardware and Preamp volume controls.* Crossfade.* Phase inversion.* High quality real-time optional resampling (Quality andAudiophile modes).* Real-time Spectrum and RMS analyzers.* Balance.* Mono mode.* Playback modes: shuffle, looped, single track, queue.* Playlist management.* Media library grouping by: album, artist, composer, genre, year,rating, folder.* Artist grouping by 'Album Artist' category.* Folder mode.* Clock mode.* Timers: sleep, wake.* Interface languages: Русский, 中文 (繁体), 中文 (简体), 한국어, 日本語, Việt,ไทย, Deutsch, Italiano, Nederlands, Français, English, Español,ελληνικά, Português, Magyar, Polski, العربية, Türk.* Optimized for: ARMv7 VFP/NEON, ARMv8 NEON, x86 SSE2.NOTENEON optimized APK for 32-bit ARMv7 CPUs (>25% faster, notrequired for 64-bit ARMv8 CPUs):http://neutronmp.com/downloadsTry evaluation version (5 days limited):http://play.google.com/store/apps/details?id=com.neutroncode.mpevalSUPPORTTechnical support e-mail:[email protected]:http://neutronmp.com/forumBUGSPlease report bugs directly by e-mail or via forum and provideusage example which will help to fix the problem. Your kindpatience, help and participation are highly appreciated!NOTES* DLNA® is trademark of the Digital Living Network Alliance.
Neutron Music Player (Eval) 2.21.7 APK
Neutron is the professional music player witha high quality 32/64-bit audio rendering engine which delivers thebest possible Hi-Fi grade quality of sound on Android device.The reliable, platform independent, native core provides consistentbehavior on all devices. Carefully developed DSP effects such asParametric or Graphic EQ, Compressor, Surround Sound, Crossfeeder,Crossfader, Tempo, Pitch and others, help to tune audio to adesired result.Neutron can source music files from device or network sources suchas SMB/CIFS, UPnP/DLNA, FTP, WebDAV and send audio either toheadphones, or directly to USB DAC or to UPnP/DLNA renderer withouta format limitation!Neutron is developed for audiophiles and those who really love andvalue music. Consider using Hi-Fi/Hi-End audio hardware for thebest result.Get used to Neutron and have full control over your media libraryand sound!FEATURES* 32/64-bit audio processing (high quality HD audio).* OS and platform independent decoding and audio processing.* Bit-perfect playback.* Audio formats: MP1, MP2, MP3, OGG (Vorbis), FLAC, OPUS, WMA, WMALossless (16-bit), AC3, AAC, M4A, M4B, M4R, MP4, 3GP, 3G2, MOV,ALAC, APE (Monkey's Audio), WV (WavPack), MPC (MusePack), WAV, AU,AIFF, MPG/MPEG (audio), AVI (audio), iTunes/Windows Media (nonDRM).* DSD decoding (requires fast CPU, minimally DSD64).* DOP (DSD over PCM), DXD.* Module music formats: MOD, IM, XM, S3M.* Voice audio format: SPEEX.* Playlists: CUE, M3U, PLS, ASX, RAM, XSPF, WPL.* Lyrics (.LRC files, metadata).* Streaming audio (plays Internet radio streams, Icecast).* Supports large media libraries.* Network music sources:- SMB/CIFS network device (NAS or PC, Samba shares);- UPnP/DLNA media server;- FTP server;- WebDAV server.* Output to UPnP/DLNA Media Renderer (up to 24-bit, 768 kHz).* Direct output to USB DAC (via USB OTG adapter, up to 32-bit, 768kHz).* 32-bit output on Android 5+ (IEEE 754, optional).* UPnP/DLNA Media Renderer (server).* Device local music library management via internal FTPserver.* DSP effects:- Parametric Equalizer (4-30 band, fully configurable: type,frequency, Q, gain);- Graphic EQ mode with 21 common presets;- Surround Sound (Ambiophonic R.A.C.E.);- Crossfeed (better stereo sound perception in headphones);- Compressor / Limiter;- Time Delay (loudspeaker time alignment);- Dithering (minimize quantization);- Pitch, Tempo (playback speed and pitch correction).* Speaker overload protecting filters: Subsonic, Ultrasonic.* Normalization by Peak, RMS (Preamp gain calculation after DSPeffects).* Replay Gain from metadata.* Gapless playback.* Hardware and Preamp volume controls.* Crossfade.* Phase inversion.* High quality real-time optional resampling (Quality andAudiophile modes).* Real-time Spectrum and RMS analyzers.* Balance.* Mono mode.* Playback modes: shuffle, looped, single track, queue.* Playlist management.* Media library grouping by: album, artist, composer, genre, year,rating, folder.* Artist grouping by 'Album Artist' category.* Folder mode.* Clock mode.* Timers: sleep, wake.* Interface languages: Русский, 中文 (繁体), 中文 (简体), 한국어, 日本語, Việt,ไทย, Deutsch, Italiano, Nederlands, Français, English, Español,ελληνικά, Português, Magyar, Polski, العربية, Türk.* Optimized for: ARMv7 VFP/NEON, ARMv8 NEON, x86 SSE2.NOTEIt is a time limited (5 days) evaluation version (full-featured).Paid version (unlimited):http://play.google.com/store/apps/details?id=com.neutroncode.mpSUPPORTTechnical support e-mail:[email protected]:http://neutronmp.com/forumBUGSPlease report bugs directly by e-mail or via forum and provideusage example which will help to fix the problem as soon aspossible. Your kind patience, help and participation are highlyappreciated!NOTES* DLNA® is trademark of the Digital Living Network Alliance.
Neutron Audio Recorder 1.06.7 APK
Professional audio & voice recorder with Hi-Fi audio renderingand DSP engine
Neutron Audio Recorder (Eval) 1.06.7 APK
Professional audio & voice recorder with Hi-Fi audio renderingand DSP engine