Mini hand-held super bass Bluetooth V4.0 Speaker. The sound of the speaker is produced in the frequency range of 120 Hz – 20 kHz with a 4 ohm impedance, while the output powe is 2 x 5W. It supports all the standard audio formats such as WAV, MP3, WMA, APE, FLC. The speaker functions with all the bluetooth V4.0 compatible devices and is able to operate up to the distance of 10 m for approximately 10 hours. It is a 2 channels (stereo) device. The charging time of the built-in 2200 mAh battery is 2 – 3 hours. The dimensions of the device are 42 x 00 x 120 mm and the weight 580 g.