Microphone Bluetooth headset wireless collar type high definition call noise reduction sports live broadcast Karaoke long battery life

Color: black + single ear cable, white + single ear cable, black + single ear cable + binaural cable, white + single ear cable + binaural cable Bluetooth protocol: 5.5 Transmission range: 10 meters Chip Type: Jerry Waterproof performance: life waterproof Whether it is single ears: unilateral hands-free Battery life: more than 8 hours Functions: long battery life, call function, music support, digital display screen Material: PC + ABS How to use: Lavalier Mold Type: Private Mold Style: Sports style