Maximum music playing time (hrs): 5-8Dimensions (H x W x D)190 x 395 x 146mmOutput power (W): 2 x 40 W RMS-woofer + 2 x 40 W RMS-tweeterDynamic frequency response range (Hz) :50 Hz - 20 kHzBluetooth profiles: A2DP 1.3, AVRCP 1.6Bluetooth frequency: 2.402 GHz – 2.480 GHzBluetooth transmitted modulation: GFSK, π/4 DQPSK, 8DPSKBluetooth transmitter power: ≤ 10 dBm (EIRP)Battery Type: Li-ion polymer 72.6 WhCharging time (hrs): 6.53.5 mm audio cable Input :YesBluetooth: YesCharging cable :YesPowerbank: YesWaterproof: YesWireless: YesRechargable battery: Yes