YR-04 Stereo Wireless Bluetooth V5.0 Sleep Headphones Calling Music 3D Sleep Eye Mask Cover Earphone Night Rest Shade Eyepatch Headset
1. Wireless Bluetooth function, music assisted sleep.
2. Three-dimensional design, according to the contour of the face with a comfortable 3D design perfectly fits the face.
3. Comfortable, breathable and not stuffy.
4. It adopts a curved shading design that completely fits the nose to prevent light from entering and affecting sleep.
Material: Polyester + cotton
Color: Black, Pink
Bluetooth protocol: V5.0
Operating range: 10m/32.8ft
Bluetooth search name: BT-01
Frequency range: 20Hz-20KHz
Charging voltage: 3.7V-4.2V
Charging current: 150-200mA
Signal to noise ratio: 90dB
Speaker impedance: 32Ω±15%
Speaker size: Diameter 30mm/1.18in
Charging time: 2h
Duration of use: 10h (60% volume)
Battery capacity: 200mAh lithium battery
Packing size: 190x120x35mm/7.48x4.72x1.38in
Product gross weight: 168g
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3cm measuring deviation due to manual measurement.
1 X Bluetooth Sleep Eye Mask
1 X Charging Cable
1 X Waterproof Bag
1 X Instruction