Cuffie Bluetooth con cancellazione del rumore, microfono HD CVC8.0, audio wireless a mani libere

Characteristic: 1.Two rotating alloy shafts, the angle of use of food grade ear hooks can be adjusted arbitrarily. 2.Compatible with various electronic devices such as iOS, Android, iPad, Notebook, etc. Description: Product name: Headphones Headphone parameters: Bluetooth-compatible version: V5.1 + EDR Wireless frequency: 2.4 GHZ Compatible protocols: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3 Transmission distance: 10 meters Battery capacity: 100mAh Charging voltage/current: 5V/1A Play/talk time: about 8 hours Charging time: approximately 1 hour Standby time: 120 hours Speaker impedance: φ 8MM 32Ω Microphone sensitivity: -42Db Working temperature: -10-50℃ Loading container parameters: Input voltage/current: 5V/1A Battery capacity: 500mAh Cargo compartment size: 11.5x6.5x2CM Packing list 1 x headphones 1 x cargo container 2 x earplug 1 x charging cable 1 user manual