Cuffie Bluetooth wireless auricolari vivavoce auricolari per smartphone
1 x Earphone. Upgraded Bluetooth version 5.2, the connection is stable. Bluetooth version: V5.2+EDR. Microphone sensitivity: -42Db. Wireless frequency: 2.4GHZ. Speaker impedance: φ8MM 32Ω. 1 x Charging Cable.