Wireless stereo amplifier: Add wireless/network streaming capability to your current speakers, home amplifiers, home stereo, or receiver. Steady flow and high sound quality: Supports playback of lossless music files-MP3, APE, FLAC, WAV with Hi-Res audio. When streaming wirelessly, Bluetooth can reach up to 10 meters. With stream music over the network, Wifi can reach anywhere the signal covers. Multiple Music Sources Protocols: Supports AirPlay, DLNA, TuneIn, iHeartRadio, Deezer, HIMALAYA, Tidal, Napster, Qobuz, and local playback. Also Other audio sources for local music, USB flash drive, NAS, and line inputs. Application: Advanced circuit design with built-in speaker protection circuitry, best suited for your home bookshelf/ceiling/desktop/speakers; recommended for home TV audio, computer audio system games, tower speakers, and garden speakers. If you have high knowledge in the audio field, the small and compact design is also suitable for car audio systems. You can enjoy high-quality music everywhere! Multiroom Control: Enables multiroom and multizone streaming through multiple devices connected to the same network and control with your phone.