Innovative Bone Conduction Technology: Experience music without disturbing others or damaging your ears, ideal for a peaceful night's sleep. Sleep-Enhancing Design: Specially designed to support better sleep quality, this device lets you enjoy soothing audio without the discomfort of traditional earphones. Easy to Use: Simply place under your pillow and turn on for instant relaxationno need to wear or insert anything into your ears. Versatile Controls: Equipped with touch controls for power, playback, volume, and track selection, plus features including MP3 mode and a 1-hour auto-off timer. Bluetooth 5.0 Connectivity: Connects easily to your devices with a stable Bluetooth 5.0 connection, offering a range of up to 10 meters. Specifications: Product size: 15.5 x 3.8 x 1.3 cm Charging voltage: 5V/1A Working voltage: 3.74.2V Battery capacity: 300mAh Bluetooth version: 5.0 Bluetooth range: 10 meters Interface: Type-C Charging time: 2 hours Playback time: 8 hours Charging voltage: 5V/200mA Charging status indicator: Red light on (charging), Red and blue lights flashing (pairing), Light off (connected) Package included: 1 x Under Pillow Speaker 1 x Charging Cable 1 x English Instruction Manual Other items not included