USAMS Mini Sound Earbuds Wireless BT5.3 TWS Bluetooth Earphone

touch screen: NO
BT Wireless: Bluetooth v5.3
Estimated Battery Life: 5-10 hours
headphone form factor: Semi-in-ear
Waterproof Standard: IPX-4
battery capacity(mah): 300
battery indicator: LED
chipset: JL
material: abs
wireless delay time: 51-60 ms
brand name: USAMS
Charging Interface Type: TYPE-C
Battery Charging Time: 1-3 hours
place of origin: Guangdong, China
private mold: Yes
BT Version: 5.3
Connection Range: ≤12m
Speaker Diameter: 13mm
Speaker Sensitivity: 105±3dB
Impedance: 32Ω
Frequency Response: 20-20KHZ
SNR: >70
Earbuds Battery Capacity: 35mAh