Bone Conduction Sleep Speaker Supports Small Memory Card Playback Bluetooth Pillow Speaker with

Feature: 1. [Bone Conduction Speaker] This pillow speaker adopts bone conduction technology, transmitting sound to the ears through vibration via the pillow, allowing you to enjoy music without disturbing others. 2. [Versatile Playback] This under pillow speaker can easily connect to your phone, tablet, or other devices through Bluetooth for convenient music enjoyment. Also supports small memory card playback (small memory card not included). 3. [Long Working Time] The bone conduction speaker can work continuously for 15 hours and standby for up to 150 days. Features premium chip for stable and clear sound performance. 4. [Timer Function] The Bluetooth pillow speaker comes with a timer function, allowing you to set automatic shutdown after