User's Manual

Tips!!!
1. Make sure the Bluetooth is opening in your phone and find device name“IAHB33”and connect.
2. Please take out the Bluetooth headphone before you wash it.
3. Bluetooth speakers could be adjustable for all head size.
4. Please check USB cable if the headphone can't be charge.
5. Please adjust the volume from your mobile or long press Vol+ if you can't hear any sound.
6. The sound may have a bit noise if there's environmental interference.
WASHING INSTRUCTIONS
The whole product is not waterproof, just the outside sleep mask can be washable.
1. Get the hidden headphone taken out from the inside holes of the sleep mask. Be caution of the cables inside of the unit,
and get them out by gentle power, just in case a strong power to break it.
2. Hand wash only.
3. Water under 40°C ( 104°F )
4. Don't tumble dry
5. Do not bleach
HEADPHONE ASSEMBLY INSTRUCTIONS
When assembling the headphones, please pay attention to the direction of the earphones.
The mark "L" is the left side, and the mark "R" is the right side; the ones with letters (L, R) face front, and the ones without
letters face rear. Installing it in the wrong direction will cause the volume to sound low.