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TWS 40 Wireless Headset

Bluetooth V 5.0 | Multiple Touch | AI Assistance
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Product Features:

Bluetooth Version:  5.0 +EDR ,Touch, AI voice assistance
Drive unit: 6mm
Resistance: 32Ω
Play time: about 3~4 hours
Battery voltage: DC 5V / 400mAh
Headphone battery: 3.7V/50mAh
Chipset: RTL8763BFR
Support System: Android / IOS 
Charging time: 40-50 minutes
Standby time: about 150 days for the charging box abd about 50 days for the headsett
Support Agreement: HFP1.7 HSP1.2 A2DP1.3 AVRCP1.6, SPP1.2, PBAP1.0
Battery capacity: 50mAh for both left and right earphone, 400mAh in the charging box
Audio decoding mode: SBC + AAC 
Speaker Sensitivity: 120 ± 3dB@1kHz
Microphone sensitivity: -38dB@1kHz 
Frequency response rage: 20Hz--20kHz
Bluetooth working rage: 10 meters (accessible space)
Bluetooth transimitter frequency range: 2.4~2.48GHz

Packing List
Bluetooth headset : 1 pair
Charging box: 1pcs
Micro Charging cable: 1pcs
Manual book: 1
Earmuffs: 1 pairs

Color: Black,White