VELATEMOR Bluetooth Headset Wireless Earbud

Specification: Condition: 100% brand new Item type: Bluetooth Headset Material: metal shell Color: metal black Weight: Approx. 261g Bluetooth version: V5.0+EDR Wireless frequency: 2.4GHZ Support protocol: HFP1.7/A2DP1.3/AVRCP1.6/SPP1.2/PBAP1.2, BDR/BLE Transmission distance: about 10 meters Headphone battery capacity: 50mAh Charging voltage/current: 5V/1A Speaker impedance: diameter 8MM 32Ω Microphone sensitivity: -42DB Working temperature:-10-50℃ Input voltage/current: 5V/1A Charging compartment battery: 6000mah lithium battery Package List: 1 pair x Earphone 1 x Charging compartment 1 x USB cable 2 Pair x Ear cap 1 x Instruction