This Bluetooth Earphone: No Pain, No Ear Harm, Healthy, Safety. Non-Earplug and the built-in speaker is closer to the ear and not inside the ear.
0.11OZ Weight, No any pressure pain feeling in long time use. Earhook designing and Ergonomic design, affixed to the ear, suit for all peoples, no dropped when running or sport, you can wear in a left or right ear. Sweat-proof, wearing this wireless earbud for business, travel, running, biker, truck driver, be instead of the bone conduction Headphone for kids, a truck driver.
BLUETOOTH 4.1 headphone compatible with all the Bluetooth enabled devices.
Using CVC6.0 + DSP audio processing dual noise reduction technology to improve the sound quality and call quality, with Built-in microphone is for Calls. High-performance lithium battery, 24 days standby time, 4-6 hours music play, 8-10 hours phone call, 2 hours fast charge.