S5 AIR True Wireless Stereo Bluetooth Earphone

Bluetooth 5.0 + ER/BDR,

Waterproof Level IPX7

Chip:RealTek RTL8763
Earbuds size:17.1*17.1*26.8mm Earbuds weight:4.5g
Charging box length:22.3*22.3*87.9mm Charging box weight:31g Whole net weight: 40g
Battery capacity: 45mAh*2.
Charging box:220 mah*2

Earbuds charging time: about 1 hour.

Storage box charging time: 1.5hours

Call time:5.5 hours

Music time: about 5 hours Stand-by time:＞2800hours
Support protocol:HFP 1.7, HSP 1.2, A2DP 1.3, AVRCP 1.6
Receiving sensitivity: -85dbm.
Speaker:∅8/Graphene diaphragm

Frequency Response: 20-20KHz