OVBBESS Headset Dual Microphone Noise Cancellation V5.0 Headset Earbuds for Drivers Machine Office

OVBBESS Product: Bluetooth headset
Bluetooth version: V5.0+EDR
Wireless frequency: 2.4GHZ
Support protocol: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3
Transmission distance: 10m
Battery capacity: 50mAh
Charging voltage/current: 5V/1A
Playback/talk time: about 4 hours
Charging time: about 1 hour
Standby time: 120 hours
Speaker impedance: φ8MM 32 ohm
Microphone sensitivity: -42Db
Working temperature: -10-50℃
Charging bin parameters
Input voltage/current: 5V/1A
Battery capacity: 400mAh
Colour: black
Material: ABS
Size: 145 x 81 x 25mm
Package Contents:
1 x headphone
1 x charging compartment
1 x charging cable

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Voice assistant: When the phone is connected, contact the function button for 1 second and release to activate the language assistant function. Universal for Android and .
Ultra-long battery life. Built-in high-capacity rechargeable lithium polymer battery
Comfortable to wear. Ergonomically designed curvature, ear hooks fit your ears and your ears are well balanced
When the headset is turned on and successfully connected to a phone or device with calling capabilities, you can make and receive calls. When an incoming call, the headset will alert you of an incoming call and the caller’s number, contact the feature button once to answer the call, or double tap the feature button if you don’t want to answer the call.
Comfortable in the hand: the surface is painted, as delicate and smooth as skin, you will love it with every press