earphone microphone Product Kashimura/Bluetooth number BL-72

[About clocks that synchronize time via radio waves] The function of clocks that synchronize time via radio waves only works in the Japanese area. Please be careful. ●Bluetooth version 4.2 specification. ● Equipped with a noise/echo canceller to reduce noise during calls, allowing clear calls. ●Display the battery level of the Bluetooth headset on the iPhone's LCD screen.