Bluetooth Headset Polarized Sunglasses

SPECIFICATIONS

Transmission range: 10m

Function: waterproof, ultra-long endurance

Bluetooth protocol: 5.0

Usage: headwear

Color: Bluetooth glasses regular version, 

Duration: 6 (hours)

Style: industrial style

Waterproof performance: IPX5

Material: plastic

Battery specification: 120mAh/3.7 lithium battery

External dimension: 180 * 155 * 50mm