CCDD Under Pillow Bone Conduction Sleep Aid Bluetooth Speaker Music Box White Noise Support TF Card Timed Shutdown White Don't disturb others:Solid sound transmission, using the pillow as a generating medium to enjoy music alone, without affecting others._x000D_ Compact and does not take up much space:Bone conduction bluetooth sleep speaker silicone cushion face down, after the power on, just place it under the pillow to enjoy the music and improve the quality of sleep._x000D_ Built-in white noise:White noise environment calms the brain nerves and releases stress to help you fall asleep._x000D_ Bluetooth 5.1 low power consumption:Adopting imported chip, equipped with high performance chip, fast response and stronger anti-interference._x000D_ Light weight:About 40g lightweight design, flat shape, placed under the pillow without a sense of foreign body, senseless sleep._x000D_ _x000D_ Long battery life:400MAH rechargeable polymer battery, full charge in 40 minutes, 30 hours of continuous playback._x000D_ Timer shutdown:Double-click the M button to turn on the timer shutdown, no need to get up and operate, a sleep until dawn._x000D_ Product Parameters:_x000D_ Name: under the pillow bone conduction bluetooth speaker_x000D_ Bluetooth version: 5.1_x000D_ Function: bluetooth playback, TF card playback, timer shutdown, white noise._x000D_ Weight: 40g_x000D_ Colour:White_x000D_ Material:Plastic_x000D_ _x000D_ Package Contents:_x000D_ 1 * Sleep Aid_x000D_ _x000D_ Only the above package content, other products are not included._x000D_ Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_