Ear-mounted Wireless Bluetooth Headset Color:Red Bluetooth version Wavelength: 660nm:850nm=1:1

Wavelength: 660nm:850nm=1:1

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Surface concave convex texture design makes the body feel more comfortable and accurate

Gender: Men

Ear-mounted Wireless Bluetooth Headset Color:Red Bluetooth version Wavelength: 660nm:850nm=1:1Product information: Function: call function support music Color classification: Black Bluetooth version 8 waterproof, blue Bluetooth version 8 waterproof, red Bluetooth version 8 waterproof Package Type: Official Standard Headphone Category: Gaming Headset Whether it is single or binaural: bilateral stereo Packing list: Bone conduction earphone*1