Specifications:
Chip: Realtek RTL8763BFR
IPX5 Waterproof
Bluetooth Version：V5.0
Earbud Battery: 50mAh*2/3.7V(Fully charged in 2H)
Charging case battery: 400mAh
Charging case dimension: 62.8*26.8*34 mm
Earbud dimensions: 22.4*17*24.5mm
Net weight: 4.15g*2
(Earbuds)/50.1g(Charging case)
Wireless working range: 10M (without obstacles)
Speaker: Φ6mm*2
Speaker sensitivity: 95±3dB 1kHz/1mW
Profiles supported: HFP,HSP， SPP, A2DP, AVRCP,PBAP,
Impedance: 16Ω±15% 1kHz
Mic sensitivity: -42 ±3dB
Speaker frequency: 20Hz～20KHz
Input voltage / current: DC 5V/1A
Play time: 4H (medium volume)
Talk time: 4.5H
Standby time: 90H
Charging time: About 2H
Features:
IPX5 Waterproof, Sports Worry-Free
4 hrs playtime
Smart touch control
HD stereo calls&Hi-fi Audio
Compact storage design, mini size and easy to carry.
type-C charging port
hands-free calling&voice assistant