Kruger & Matz Bluetooth wireless speaker with / Karaoke / AUX in / USB / 10W / Black

Power: 10 WImpedance: 4 OhmFrequency response: 50 Hz - 12 kHzS / N ratio: 50 dBSpeaker: 6.5 "+ 1"Bluetooth: 4.1Supported formats: MP3TWS function (connect two speakers together)Inputs / outputs:USB 2.0 portMic input (6.3 mm jack)AUX input (Jack 3.5 mm)Micro USB socketPower supply: 5V / 1ABattery: 3.7V / 1200mAhDimensions: 320 x 200 x 175 mmWeight: 1150 g