Havit TW901 TWS Wireless Bluetooth 5.0 earbuds (Black)

Bluetooth Version: V5.0
Earbud Battery: 45mAh*2(Fully charged in 1.5H)
Charging case battery: 400mAh
Playtime: 4H
Talk time: 4-5H
Standby time: 180H
Charging time: 1.5H
Voice Control
Charging case dimension: 68*40*29mm
Earbud dimensions: 30*16.8*13*2
Net weight: 4.5g*2
(Earbuds)/46g(Charging case)
Wireless working range: 10M (without obstacles)
Speaker: F6mm*2
Speaker sensitivity: 90±3dB 1kHz/1mW
Profiles supported: HFP,HSP,A2DP, AVRCP AAC,TWS
Impedance: 16?±15% 1kHz
Mic sensitivity: -42 ±3dB
Speaker frequency: 100Hz~10KHz
Input voltage / current: DC 5V/1A
Warranty: 180 days