NB3 IP68 Waterproof Mini Invisible Wireless Bluetooth Earbud, Blue

Operation:
1.Pairing: press and hold the multi-function button for 3 second until the indicator light flashed red and Blue alternately to enter pairing mode.Turn on your phone, switch on the BT search function, find the device with the pair name: Nb3, click to connect, the indicator light will go out when the connection is successful.
2.Playing music: Turn on your phone music player to start playing music, press the multi-function button to stop the music and press again to continue.Music stops automatically when there is an incoming call.
3.Answering the phone: When there is an incoming call, The phone and the earbud will ring in sync.Press the multi-function button to answer the call.When the call is complete, press the multi-function button again to end the call.
4: tail number redial: double click the multi-function button and the device will automatically redial the last number dialled.
5.Voice prompts: the device has voice prompt function(turn on, turn off, connect).when there is an incoming call, The device will automatically broadcast the caller number.
6: the battery power consumption will be displayed on the phone simultaneously.There will be voice prompt when battery is too low.Please use the standard USB charger to charge the earbud.The Red light will turn on when charging, and it will automatically turn off after charging is completed.
7.Warm prompt: this device is supports left/right ear wear.

❤tips:
1. Please wearing including waterproof jacket when Showering Or at underwater to avoid damage.
2.Don't recommend Use it at swimming, since the Bluetooth single will be effected at swimming.
3.One earbud only can connect one phone.
4.This earbud is a single one

specifications:operation range: 10m
working time: 3-4 hours for listening to music(50% volume)
charging time: 1 hour
charing Output: USB 5v(less than 2A)

• Upgraded IP68 waterproof: IPX8 waterproof Nano coating can effectively protect sports headphones from sweat, and ensure a more guaranteed life, Perfect for swimming and showering. With the built-in microphone, your voice will be heard clearer when you make phone calls and enjoy music without noise or breaks in the Bluetooth connection..
• Stable Bluetooth connection: Eroboo Mini Bluetooth earbud armed with advanced Bluetooth 4.2+Edr technology allows for stable Bluetooth connection, never lose signal when calling, listening Music, also it is very easy and quick to paring the earpiece with your s, s and other Bluetooth enabled devices..
• Magnetic Inductive charging: included a magnetic USB, plug and play, more convenient than normal USB cable. Built-in 55mAh Lithium polymer battery, fully charged hours) It, provide you with 3-4 hours music time(50% volume). it also support connect with 2 different devices at the same time..
• Comfortable design: ergonomic earbud design makes Eroboo wireless earbud perfect for your cochlea, so the earbud stays put while showing, swimming, washing face, running, biking or at the gym.Specially designed with a light weight(5g/0.18oz), equipped carrying case and 3 different size ear-cups, bring you much convenient..
• Super clear sound: HD sound quality and superb bass sound, offer you best wireless earbud sound. You can enjoy hi-fi music when Sporting or bathing. Built-in high definition microphone brings smooth communication, you can make a hands-free calling during driving..