Features: Experience unparalleled comfort with Pillow Speaker, featuring advanced bone Conductions technology that delivers sound directly to your ear without obstructing them, for enhancing deep sleep and relaxation. for convenience, this speaker fit seamlessly under your pillow, offering stereo bass and long battery of up to 20hours on a single charge, ensuring uninterrupted music enjoyment throughout the night. for adults, students, and insomniacs soothing auditory experience to alleviate stress and improve sleep quality, this speaker is also for travel and fitness enthusiasts who need portable Sound. Whether in the bedroom, office, or during outdoor like camping and hiking, this speaker enhances your environment with calming sounds, making it accessory for any setting. with its user friendly, including simple button controls and 5.3 connectivitys, this pillow speaker ensures pairing with multiple devices, providing listenings experience while maintaining excellent sound quality. Specifications: Material: Plastic Color: White, Blue, Black (optional) Size: 15.7x3.7x1.1cm/6.18x1.46x0.43inch Charging voltages: 5V/200mA Working voltages: 3.7/4.2V Battery capacity: 300mAh version: 5.3 distance: 10m Charging interfaces: Type C Charging time: 2hours Play durations: 8 hours Package Includes: 1Set Pillow Speaker note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item. Thank you!