Chipset: Realtek 8763BFR  Frequency: 2.4GHz, Class 2  Colour: Black or White  Bluetooth headset Weight: 10g  Weight(Charging station+headset): 50g  Bluetooth version: V5.0（HFP1.7、HSP1.2、HD Voice、Voice Prompts、A2DP1.3、AVRCP1.6、IOS BATTERY STATE MONITOR、Voice reporting、Multipoint）  Call time: 4H  Music time: 4H  Microphone: 3722  Speaker: φ8MM  Battery: Lithium Polymer 50mAh;Charging box Lithium Polymer 500mAh  LED Indicator: YES/red、green  Control button: press button  USB: 5pin USB  Charging connector: YES/ pogopin  Charging box input voltage: DC 5V 0.5A