* End users can change the silicone sleeves by themselves
* Weight: 27g;
* Material: Titanium alloy &Plastic& Silicon
* Speaker type: Bone conduction speakers
* Bluetooth Version: V6.0; Range: 10m+
* 3 buttons operation: + (Volume up&Next); -(Volume down/Previous); M (Multi-function)
* Waterproofing standard: IPX5
* Battery: 180 mAh; Continuous Play time: 8-12 hours
* Charging port: Type-C, needs about 2h
* Quick charge: 10-minute charge can be used for 1 hour
* Noise cancelling: ENC+DNS
* Frequency range: 20Hz-20KHz
* Audio codec: SBC/AAC
* Support multi-point connection (one headphone can connect to two Bluetooth devices simultaneously)
* Color: Black body with different colors of silicone sleeves.