OneOdio A70 Black Head-mounted Wireless Bluetooth Stereo Headset Support 50 hours of powerful battery life(Gold)

The earmuffs rotate by 90 degrees, which is easy for unilateral wireless monitoring Bluetooth: 5.0 Battery capacity: 650 mA 50 hours of powerful battery life to listen to music Speaker: 40 mm Impedance: 32 ohms Sensitivity: 110dB+3dB Frequency response: 20Hz-20KHz Charging: Micro-USB charging cable One Package Weight: 0.46kgs / 1.01lb One Package Size: 18cm * 14cm * 11cm / 7.09inch * 5.51inch * 4.33inch