Enhanced Music Controller

This app allows remote control of an Onkyo/Pioneer/Integra Network Player or a Network A/V Receiver via the "Integra Serial Communication Protocol". Some TEAC models like Teac NT-503 are also supported.

At the moment, the app is tested and works with following devices:
- Onkyo: TX-L50, TX-NR414, TX-NR509, TX-NR525, TX-NR535, TX-NR575E, TX-NR616, TX-NR636, TX-NR646, TX-NR656, TX-NR676E, TX-NR686, TX-NR696, TX-NR818, TX-RZ50, TX-RZ810, TX-RZ830, TX-RZ900, TX-RZ1100, HT-S7805, NS-6130, NS-6170, TX-8130, TX-8150, TX-8250, TX-8270, TX-8390, TX-L20D, R-N855, CS-N575D, CR-N765, CR-N775D, Wireless Audio System NCP-302
- Integra: DTM-6, DRX-5.2, DTR 30.7, DTR 40.7
- Pioneer: VSX-LX101, VSX-LX103, VSX-LX104, VSX-LX302, VSX-LX303, VSX-LX503, VSX-LX504, VSX-S520D, VSX-832, VSX-932, VSX-933, SC-LX701, SC-LX901, SX-N30, NC-50DAB, N-70AE, XC-HM86D, MRX-3, MRX-5
- Teac: NT-503, AG-D500

The two most popular features of the app are music playback and sound profile management.

Other benefits include:
- Maximum privacy: No ads, no trackers, no telemetry, no special permissions like GPS
- The modern design supports different color themes and works on smartphones and/or tablets in portrait and landscape mode
- One-click access to music playback actions
- One-click access to media items using shortcuts
- Full music playback control (play, stop, pause, track up/down, time seek, repeat and random modes)
- Full tone control (listening modes, bass, center, treble and subwoofer levels)
- Enhanced Play Queue support (add, replace, remove, remove all, change playback order)
- TuneIn Radio, Deezer, and Tidal streaming (if supported by receiver)
- DAB / FM / AM (if supported by receiver)
- Multi-zone support (if supported by receiver)
- Multi-room support: Allows control of groups of devices attached via FlareConnect (like Wireless Audio System NCP-302)
- Ability to control FlareConnect without WiFi
- Control of devices attached via RI
- Display device details and control device settings such as dimmer level, digital filter, auto power, and sleep timer
- Allows control of receivers over an OpenVPN connection (even over a cellular connection)

Flexible user interface: It allows to reorder the play queue using drag-and-drop, change the font and buttons size and show/hide/reorder all control elements for all tabs.

Known limitations:
- Please note that the app does not support the music streaming from your phone to the network player or the receiver
- Track time seek is missing in Tidal (that is a limitation of the Onkyo firmware)
- In order to use Spotify, you need the official Spotify app additionally to this app
- Amazon Music HD subscription: broadcast in AAC 256 kbps only (that is a limitation of the Onkyo firmware)
- Following Pioneer models are NOT supported: VSX-424, VSX-529, VSX-830, VSX-923, VSX-924, VSX-1021, VSX-1121, SC-95, SC-LX79, N-50, N-50a, N-70A
- Following models do not support "Play Queue" feature (that is a limitation of the Onkyo firmware): CR-N765, DTR-40.5, HM76, HT-R693, HT-R695, TX-8130, TX-8150, TX-NR626, TX-NR636, TX-NR646, TX-RZ900

The app is 100% open source. Please feel free to explore or contribute to it on https://github.com/mkulesh/onpc