Brand N/A Quantity 1 Color Black Bluetooth Version Bluetooth v4.0 Operating Range 10 meter Compatibility Compatible Bluetooth v3.0 / v2.1 / v2.0 / v1.2 / v1.1 / v1.0 Microphone Yes Radio N/A Supports Music Format MP3 Power Supply Built-in Battery Compatible With Iphone Ipad MID etc Other Features It can be used for audio calls of Bluetooth v4.0 receiver; Low power consumption and high quality for longer standby time; Supports A2DP v1.2; Supports DC 5V class 2 power supply; With one connection indicator blue light fast strobe when without connection blue light slow strobe when connected. Packing List 1 x Bluetooth receiver 1 x USB to mini USB cable (70cm)1 x 3.5mm male to male cable (140cm)