Bluetooth earpiece for cell phone,Bluetooth Headphone for Driving,Office,Sports Specification of Phone Earpiece 500mAh Battery for All Day Charging Time: About 2 Hours Talking time: 7-9 Hours Play time: 5-7 hours (80% volume) Standby time: 150 hours Hopene Bluetooth Earpiece V5.0 Compatible With All Bluetooth Devices Built-in upgraded the lower consumption bluetooth 5.0 chip brings more stable transmission within the distance of 10 m. Wireless Bluetooth earpiece can be used with most Bluetooth-enabled computers,laptops,tablets,and cell phones. Read more Amazing sound,Immerse your music Equipped with upgraded chip,Bluetooth V5.0 tech provides a all-round extreme experience,the real bass stereo,HD calls,lower power consumption. 180 degree rotation,fit both ear The cell phone earpiece can be rotated 180 degree and comes with 3 sizes of ear tips assure comfortable to wear. Fast connected with phone Bluetooth earpiece V5.0 with mic provide a stable call environment for you,and fast pairing with smart phones and tablets,compatible with most Bluetooth devices. Excellent sound quality Hopene Bluetooth earpiece adopted 3D surround audio technology brings real music experience.6mm big speaker let you enjoy clear conversations on both ends of the call. Read more Read more