---Connection methodBluetooth connection Interface typeUSBFrequency response range100HZ-20KHZ Output power10W or lessSignal to noise ratio≥85dB Power supply methodBuilt-in lithium batteryChannel2 Extended storageConsultationNumber of speakers2 Effective distance15 meters
Built-in battery capacity: 4000 mAh or more
Wooden box portable speaker
$14.50價格



