With the latest Bluetooth 5.0 technology and high quality 10mm driver, you can easily and freely enjoy lossless superior sound quality with deep bass and 3D crystal crisp treble
Bluetooth version：5.0 Waterproof IPX5 Supporting agreement：A2DP/AVRCP/HFP/HSP Audio decoding：Qualcomm aptx/aac/sbc Transmission distance：10m Play time：6+H（Earbuds）+24+H（Charging compartment） Charging time：about 1H（Earbuds/Charging compartment） Charging interface：Type-C Battery capacity：3.7V/50mAh (Earbuds) Battery capacity：3.7V/750mAh (Charging compartment) Frequency range：20-20000Hz Sensitivity：106±3db@1k,1mw Impedance：32Ω