Features<br> 1. Conduction Technology: Mini Bluetooth conduction pillow speaker uses advanced conduction technology to transmit sound vibrations through the pillow to the ear. This allows you to enjoy music without disturbing others nearby.<br> 2. Improve Sleep: Soft audio from the under-pillow speaker helps reduce stress and promotes faster sleep onset. Listen privately without affecting others. Designed to support relaxation and deeper sleep, offering benefits for adults and children needing help with sleep.<br> 3. Long Battery Life, Bluetooth 5.3: The mini conduction speaker provides up to 20 hours of continuous playback and fully charges in approximately 2 hours, delivering a seamless music experience. Equipped with Bluetooth 5.3 and a high-quality chip for stable and clear audio performance.<br> 4. Timer Function: The Bluetooth pillow speaker includes a timer with 30, 60, and 90-minute auto-shutdown options, promoting undisturbed rest and energy efficiency.<br> 5. MP3 and Bluetooth Mode: The conduction pillow speaker supports both MP3 and Bluetooth modes. In MP3 mode, it plays music from a microSD card (up to 32GB, card not included). In Bluetooth mode, it wirelessly connects to smartphones and other Bluetooth-enabled devices.<br> 6. Dual Sound Modes: The speaker offers two sound output options: bone conduction technology for private listening without disturbing others, and standard air conduction mode for regular speaker-like sound sharing.<br> Specification<br> Item Type: Under Pillow Speaker<br> Material: ABS<br> Size: Approx. 132x52x10mm / 5.20x2.05x0.39in<br> Bluetooth Version: 5.3<br> Connection Distance: 10m / 32.8ft<br> Playback Time: Up to 20 Hours (Sleep Mode)<br> Battery Capacity: 500mAh (Included)<br> Charging Time: Approx. 2 Hours<br> Charging Voltage: 5V 500mA<br> Standby Time: Up to 30 Days<br> Maximum Support: 32GB Memory Card (Not Included)<br> Supported Audio Formats: MP3, WMA, AAC, APE, FLAC<br> Timer Options: 30 Minutes, 60 Minutes, 90 Minutes<br> Interface: Type-C Charging Port<br> Package List<br> 1 x Under Pillow Speaker<br> 1 x Lanyard<br> 1 x Charging Cable<br> Note<br> 1. Manual measurement may result in slight variations.<br> 2. Place in the center of the pillow and sleep on your side for optimal sound transmission and improved sleep quality.