Features: Experience unparalleled sleep quality with the bone conduction pillow speaker, featuring Bluetooth-compatible 5.4 connectivity and a builts in timer for seamlesses integration into your nightly routine. This small portable speaker boasts sound quality, IPX4 waterproofing, intelligent noise cancellation, and LED battery indicator, ensuring durability and superior performances. Ideal for insomniacs seeking improved sleep, busy professionals needing quick power snooze, and traveler requiring sleep outdoor. Perfect for use in bedrooms to create a sleeping environment, in offices for a moment of relaxation, or during travel to ensure peaceful rest in hotels or on flights. With its ergonomic under pillow design and multiple natural soundscapes like ocean waves and forest sounds, this speaker offer comfortable listening experience tailored to your sleep needs. Specifications: Component: ABS Color: Black/Gray/Blue/Green Battery Capacity: 300mAh Size: Approx. 6.10x1.42inch(15.5x3.6cm) Package Includes: 1 Set Under Pillow Bone Conduction Speaker note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.