<p><strong>TECHNICAL SPECIFICATIONS</strong><br /> Dimensions: 143mm x 602mm<br /> Net weight: 4kg<br /> Front speaker: Magnetically shielded 64mm (4?) x 2<br /> Rear speaker: Magnetically shielded 38mm (4?) x 2<br /> Sub woofer: Magnetically shielded 127mm (3?)<br /> Loudspeaker output: 100W<br /> Frequency response: 20Hz &ndash; 18kHz<br /> Signal-to-noise: ? 100db<br /> Distortion: ? 0.5%<br /> Battery capacity: 10,000mAh<br /> Battery charging voltage: 5V (USB)<br /> Battery charge time: Minimum 2.5 hours</p> <p><strong>BLUETOOTH SPECIFICATIONS</strong><br /> Operating frequency range: 2.4GHz &ndash; 2.48GHz<br /> Wireless range: Up to 10 metres (33 feet)<br /> Bluetooth compliant: v4.2<br /> Bluetooth profile support: A2DP, AVRCP<br /> Bluetooth playback time: Up to 4 hours (Loudest volume)</p>