Power passive speakers and stream music from your phone with the Bose Music Amplifier. The versatile amp delivers 125 watts per channel and supports Wi-Fi, Bluetooth, Apple AirPlay 2, Spotify Connect, and Chromecast built-in for flexible streaming. Analog and optical inputs let you connect a TV, CD player, or turntable, while the Ethernet port improves network stability and the Bose Music app provides setup, device management, and software updates. Pair with Bose in-ceiling or outdoor speakers for optimal sound, add an optional Bose bass module for deeper low end, and use SimpleSync to link compatible Bose headphones or Bluetooth speakers; voice control is available when used with a compatible voice-enabled device. What's in the box: Bose Music Amplifier, quick-start guide, safety sheet, bracket, bracket hardware kit, and power cord.