Bluetooth 5.0 Headset Wireless Headphone Sweatproof Business Bluetooth Earphones 20h Talking Handsfree in Ear Earbuds with Mic for Cell Phone Laptop (Black, One Size)

Item Type: Bluetooth Headset
Frequency range: 20Hz-20KHz
Microphone Impedance: 2200
Input current: 1A
Microphone Sensitivity: -42dB
Connection: Wireless
Input voltage: 5V
Standby : more than 180 hours
Impedance: 16
Bluetooth version: 5.0
Charging power: 5V 110mAh
Charging method: Micro USB
Transmission distance: 32ft (10 )
Output power: 3mW x 2
Charging : 10 minutes
Music : Up to 18 hours
Supported profiles: HSP, HFP, A2DP, AVRCP
Sensitivity: 102dB at 1KHz
Talk : up to 20 hours
Earpiece:
[Long Battery Life] Up To 180 Hours Of -long Standby , Up To 20 Hours Of Calls, And Up To 18 Hours Of Music Playback. One -function Button To Answer, Reject, Hang Up, Redial, Mute Calls, And Double-tap To Mute During A Call.
[Comfortable To Wear] 180°rotating Earplugs, Three Different Sizes Of Ear Cups For Left And Right Ears Fit Comfortably, Are Light And Comfortable, Can Be Worn For Hours At A .
[Bluetooth 5.0] With The Latest Bluetooth 5.0 Technology, Pairing And Connection Are Faster And More Stable. Built-in Boom Mic And Dynamic Speakers For Clear, Authentic Sound. Noise-canceling Microphones For Every Environment.
[Supports 1 To 2 Connections & Auto-] Pair With The First Device, Then Turn Off The First Device’s Bluetooth And Pair With The Second Device, Then Reactivate The First Device’s Bluetooth Connection To Connect .
[Wide Compatibility] The Headset Can Be Paired With A PC, Laptop, Cell Phone, And Other Android Phones. Long Press The Call Button To Activate The Voice Assistant To Achieve Hands- And More Convenient Use In The Business .