Bluetooth:Bluetooth 3.0、 A2DP、HFP、HSP、CSR solution、 high quality sound Operate Range: Up to 10M Built-in Microphone:Yes Loudspeaker:40mm、 4Ω 3W Built-in Battery: 300mAH、 Li-ion battery input power: DC 5V 、 300MA Output:3W(RMS) Function Key:Volume +/-、 Dial up/Hang up USB Charger Interface:Micro USB Material: Silicone + Plastic Item size: 6*5.5cm(H * Max.D) Package size:10*6*6cm Package includes: 1xMushroom Bluetooth Speaker 1xUSB cable 1xUser manual color:black、pink、blue、orange