Product: 16GB Built-in Memory MP3 Player Bluetooth Headset Swimming Headphone Running Earphone IPX7 Waterproof Sports Wireless Stereo Earbuds (Black)
Brand: Yoogoos
Color: Black
Basic parameters：
 Bluetooth version: V5.0
 Model: SM828
 Waterproof: IPX7
 Charging time: 2 hours
 Battery capacity: 250mAh
 Duration: 12 hours
 Charging voltage: 5V / 1A
 Standby time: 360 hours
 Headphone Weight: 20g
 Colors: black / green / red / blue

 How to switch song?
 Previous song: Short press "Volume -" for 1s
 Next song: Short press "Volume +" for 1s

 How to switch folder playback?
 Previous folder: Long press "Volume +" for 5 seconds
 Next folder: Long press "Volume -" for 5 seconds

 How to download / delete files?
 After connecting the USB data cable to the computer in any state, the red light will stay on; When the computer reads the disk, enter the disk to manage the headset memory (please use the original data cable)

 Precautions
 1. Please use original data cable and 5V / 1A power supply for charging
 2. After using the headset in an underwater environment, make sure the charging port is dry and free of moisture before charging

 Waterproof notice
 1. IPX7 waterproof：The headset will not enter water 30 minutes in 1 meter deep water (Inactive state)
 2. The headset does not have the IPX7 waterproof function when the "waterproof ear cap" is not used. Please replace the "waterproof ear cap" in advance and press firmly before entering the water to ensure waterpr- oof performance
 3. IPX7 waterproof cannot ensure that the headset will not enter water when it is active underwater. Damage caused by underwater activities such as swimming is not covered by the warranty
 4. If water enters the headset, please remove the ear cap immediately and use methods such as blowing, wiping, and drying to drain the water After all the water is drained, you can use it normally


1.Professional IPX7 waterproof, no fear of sweat, wireless neck-mounted rear-mounted Bluetooth dual-mode mode headphones, wireless headphones .The waterproof eartips(black one) has a film which can be effectively waterproof.
2. MP3 Player Bluetooth Headphones: Connect to the Bluetooth device to play, the headset comes with 16G built-in flash memory, 300 songs have been downloaded, you can delete or download, to solve the trouble of carrying the phone when moving. Multi-function button to switch song/volume size;
3.HIFI sound quality: high fidelity sound quality, API-X lossless audio coding, CVC6.0 noise reduction, anti-4G interference, support automatic connection, high definition voice call
4. Long battery life: large capacity battery, low consumption Bluetooth 5.0, fast charging, power display, real-time control;Lightweight and comfortable: plastic material, hollowed out design, 20g compact body, long wearing is not tired;
5. Note: The headset does not support for Macbook and for other Apple devices to download music. Please use the OTG adapter for mobile phone download. Windows computer supports downloading music.

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