Stereo Amplifier Module (8 x30W@8ohm) connect up to 8 speakers 2 Zone music player, ON/OFF, volume control (can play different muisc for 2 zones) Android System11. Built-in WIFI module RJ45 socket for internet connection Bluetooth connectivity for wireless audio input of smartphones, pad etc 1 x Output 1 x Wired Audio Input (on rear PCB) Micro-USB & Micro-SD (at bottom of unit) 2x Wired Audio Output (on rear PCB) Photo album Music Player Video Player Screw terminations on the rear of the unit for loudspeakers, power and wired line input Includes in-line power supply Color: Gray black Material: Metal + Plastic Package Contents: 1*wall music amplifier Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.