Bluetooth headphone

Version: v2.0 + edr modes: handsfree and headset chipset: issc-is1632 battery: rechargeable lithium frequencies: 2.4 to 2.48ghz distance range: 10m voltages: ac input: 110 to 240v dc output: 5v talking time: 3 hours music time: 2 hours standby time: 60 hours charge time: 1.5 hours colors: black, white and light pink low radiation healthy magnetization enjoy music wireless from mobile and cellphone compliant with ce standards and rohs directive oem and odm orders are welcome packing: bluetooth headset x 1 earhook x 1 charger x 1 user's manual x