Name: Hi6 Wireless Headset Product chip: BT8925B Bluetooth-compatible version: V5.2 Bluetooth-compatible protocol: A2DP AVRCP HFP Communication distance: 10 meters Transmission frequency: 20HZ-20KHZ Continuous call: about 28 hours Play music: about 36 hours Standby time: about 240 hours Charging time: 2.5 hours Battery capacity: 220mAh Charging interface: TYPE-C Headphone size: 69.2 x 18.3 x 12.2mm Color: black, bluePacking list:&nbsp; Headset x 1 Charging cable x 1 Instructions x 1Note: Due to manual measurement, please allow 1-3 cm error, thank you. Due to screen and other objective reasons, there may be a certain color difference, please understand. <div class="panel panel-info"><div class="panel-heading" style="font-weight:bold;">IMPORT: THIS ITEM IS SHIPPED FROM CHINA. PLEASE EXPECT UP TO 25 DAYS FOR DELIVERY</div></div>

Hi6 Wireless Headset Bluetooth V5.2 Hands-free Single Ear Headphones 36h Business Driving Music Earphones blue