Bluetooth version: V 5.0Connection distance: 5-10 meters without barrierBattery capacity: 30 mAhCharging time: about 1.5 hoursMusic duration: about 30 hoursStandby time: around 120 daysWaterproof rating: IPX5Frequency response range: 100Hz ~ 10KHzFunction: power display, voice requests, etc.Product size: 78 * 40 * 23mm / 3.07 * 1.57 * 0.91in1 X bluetooth Earphone2 X Earmuffs1 X Charging Cable1 X Manual
