JBL X2 Wireless in Ear Headphones

Bluetooth version: FREE X2 4.1 Model:FREE X2 Wear: Earbud style Plug type: Bluetooth Use method: ear type Channel: Stereo Whether single and double ears: bilateral stereo Transmission distance: 10 meters Working hours: 8 hours Charging time: 2h Standby time: one week Headphone left and right cavity connection mode: wireless connection Headset and playback device connection: Bluetooth cnnection Product features: power display, call features, support for music Product packaging: headphones x1, zipper bag x1, ubs data cable x1, manual x1, silicone x2