【WIRELESS STEREO AMPLIFIER】:Add wireless/network streaming capability to your current speakers, home amplifiers ,home stereo or receiver.
【STABLE STREAMING 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 30 meters. With stream music over the network, Wifi can reach anywhere the signal covers. And free iOS and Android app: 4stream
【Multiple Music Sources & Protocols】: Supports Spotify, Tune in, iHeartRadio, XIMALAYA, QQ Music, TIDAL, Napaster, Qobuz, QQFM, Deezer etc. And airplay1, Qplay, DLNA, UPnP protocols. Also Other audio sources for local music, USB flash drive, NAS and line inputs.