Mini portable design with a suction cup to hold cellphone tablet PC to desk. Supports wireless Bluetooth music hands-free calls. With built-in rechargeable Li-ion battery. You can also enjoy music in the shower with this water resistant speaker. Brand N/A Model N/A Quantity 1 Color Blue + grey Bluetooth Version Bluetooth v3.0 + EDR Operating Range 10 meter Compatibility Compatible with Bluetooth v2.0 / v2.1 Microphone Yes Channels 2 Total Power 3W Impedance 4ohm Signal to Noise Ratio(SNR) >=80dB Sensitivity 80dB +/-2dB Supports Music Format MP3 Built-in Battery Capacity 400mAh Compatible With Iphone / Android etc wireless Bluetooth player Other Features Microphone function; Hands-free mode answering calls; Wireless Bluetooth speaker; Built-in 400mAh battery; Super strong suction cup function; Super bass sound performance; Anti-shock anti-drop and water resistant; Mini size and portable. Packing List 1 x Bluetooth speaker 1 x USB charging cable (98cm) 1 x English user manual