V8 Chụp tai bluetooth Headset V4.1 Handsfree With Microphone Wireless Headset

Product Features 100% brand new, high quality guarantee. The long battery life allows Earbud to provide up to 10 hours of talk time/music time and 480 hours of standby time. The headset is compatible with all smartphones, tablets, music players and other Bluetooth devices. Built-in HD and sensitivity microphones. Reduce noise and wind for clear, clear call quality. The ergonomic design is optimized for maximum comfort. Bluetooth 4.1 headset: It can connect up to 2 Bluetooth devices at the same time, such as iPad + iPhone. Noise reduction, anti-sweat in-ear stereo headphones. Easy to pair, control volume, start/stop music, answer calls and move between songs. The 180 degree flip can adjust the angle, making the earphone suitable for the right ear or the left ear, providing great convenience for the user. switch 1. Turn on the power: Press and hold the power button for 3 seconds until the LED indicator begins to flash. 2. Turn off the power: Press and hold the power button for 5 seconds. The LED will illuminate and then go out. Pairing If this is your first time using this device, please pair it first. 1. To enter pairing mode, press and hold the multi-function button until the red and blue LEDs flash. 2. Turn on Bluetooth, search for the headset on your phone and connect. 3. To complete the pairing, some devices require a password or password, please enter "0000". 4. After successful pairing, you can turn off the power of the device. To reconnect, just turn on the power and don't need to pair again. Note: If you want to use your headset with other phones, you must restart the pairing process with the new device in the first step. This Bluetooth 4.1 headset can connect two devices at the same time. If you are unable to pair your Bluetooth with your phone, make sure the earbuds are in pairing mode. If your phone can't search for Bluetooth, try restarting your phone. If you can't pair, please feel free to contact us. We will do our best to help you. Language change If you accidentally change the language, try changing it back by following these steps: 1. Turn off the power. 2. Turn on the power and release the button, then try pairing again. 3. The blue light is now on (but not in pairing mode). 4. Press and hold the button again for one second. Then the pattern will change back to English. Charging 1. Connect the little end to the charging port of the headset using the included USB cable. 2. Connect the other end to the USB input of a PC, laptop or USB power converter. The earbud LED will glow red during charging. 3. When charging is complete, the red LED will go out. Specification Device type: Bluetooth headset Bluetooth version: V4.1 + EDR Bluetooth profile: A2DP, HSP, HFP Chip: CSR8615 Operating frequency band: 2.4 GHz-2.48 GHz unlicensed ISM band Transmission distance: up to 10 meters (open space) Call time: about 8 hours Music playback time: about 8 hours Standby time: about 240 hours Charging time: less than 2 hours Charging voltage: DC