Transmission range: 10 meters Function: call function, support music, multi-point connection, other Print LOGO: yes Bluetooth protocol: 5.0 Channel: Mono How to use: earplugs Whether single ear or double ear: unilateral hands-free Color: black, white, green, pink, khaki Mold type: private mold Chip type: Zhongke Lanxun Battery life: 5 (hours) Listing Year/Season: 2022/7
