Bluetooth Version：5.1
Bluetooth Range：10M
Frequency Range：20-20KHz
Impedance：16Ω
Sensitivity：93DB ± 5DB
Driver Size：6mm
Support Codex：AAC, SBC
Support Profile：HFP, HSP, A2DP, AVRCP, AVDTP, AVCTP
Play Time：Up to 5H
OTG Play Time：Up to 25H (5H play time + 20H battery case)
Standby Time：100H
Recharge Time：1H (Charging Case), 1H (Earbuds)
Battery Capacity：300mAh (Charging Case), 40mAh (Earbuds)
Input：5V/1A USB-C
Waterproof Rating：IPX5
Safety Protection Short Circuit, Over Charge, Over Discharge