SUPER WATERPROOF FUNCTION: Say goodbye to water-damage! Professional IPX level 5 sweatproof tech that you can wear HIFEER for dripping sweat, heavy rain, even a splash from your sports drink or doing other activities involving high velocity water.
SAFETY AND CONVENIENCE: Hands free calling single earpiece with microphone and mute function achieve convenient link with your mobile phone for clear voice calling and music playing. Provide a safety driving and riding environment. The rubber USB hat cover design is to protect the headset from water and dust hurt.
HIGH QUALITY BLUETOOTH HEADSET: Premium bluetooth adopt CSR 8615 chip and CVC6.0 noise cancelling technology reduce noise and echo cancellation for liquid clear, crisp call quality while in the driving or at the gym.
LONG BATTERY LIFE: The phone headset built-in 200mAh lithium-ion polymer battery. Allows seamless enjoyment of 14 hours music time and 400 hours stand-by time with a quick charging of only 2 hours. 2 year warranty.
ULTRALIGHT AND COMFORTABLE: The headset weights 0.46oz (lighter than a pen). Enjoy extended periods of time wearing comfort with soft earbuds and flexible earhooks. Three optional eartips, small, middle and large, two earhooks are rotatable for the most comfortable fit in either ear. Easeful earbud insure pleasantly mood.