Function: Support music, game low latency, ear detection, AAC decoding Channel: 2Bluetooth version: 5.0Headphone category: gaming headset how to use: In-ear Transmission radius: 10mWhether single or dual-ear: bilateral stereo Transmission radius: 10mConnection between the left and right cavities of the earphone: wireless connection Headphone and playback device connection method: Bluetooth connection We Are Only Providing You Official Warranty On Daraz Mall Specifications of Haylou GT5 Wireless Charging Bluetooth EarBuds Brand Haylou SKU 191026689_PK-1382446701What?s in the box1 x Earbuds, Charging Cable, User Guide