About this item Audio Driver 40mm Dynamic Neodymium Magnet 20-20kHz 32 Ω Output 117±3db Microphone 4015 MEMS Battery Battery 500mAh lithium polymer Battery Life 45+ Hours Input Power 5V, 400mA Charge Plug Type-C Charge Time 2 Hours Standby 470 Hours Bluetooth Version Bluetooth 5 Range 30+ ft. Support Protocols HSP/HFP/A2DP/AVRCP Codecs AAC/SBC
