Electronics
Bluetooth version: 4.2Support: A2DP V1.3, AVRCP V1.6, HFP V1.6, HSP V1.2Transducer: Woofer 2 x 2.75 inchTweeter: 2 x 20mmRated power: 2 x 20W RMS Bi-amp (AC mode)Frequency response: 55Hz -20kHzSignal-to-noise ratio: >80dBPower supply: 19V 3ABattery type: Lithium-ion Polymer 36Wh (Equivalent to 3.7V10000mAh)Battery charge time: 3.5 hoursMusic play time: up to 15 hours (varies by volume level and audio content)USB charge out: 5V/2A (maximum)Bluetooth transmitter power: 0-12.5dBmBluetooth transmitter frequency range: 2.402 - 2.480GHzBluetooth transmitter modulation: GFSK, ?/4 DQPSK, 8DPSK