Key features: Unique can design – The compact, palm-sized speaker fits perfectly in car cup holders or in your hand. A modern look that brings fun and color to everyday life. RGB lighting with 4 modes – Dynamic light effects that sync with the music create a mini light shou while you enjoy the sound. TWS support – Connect two speakers and experience a true stereo effect and stronger sound. Portable and practical – The silicone ring allows for easy wear and safe placement wherever you are. Long-lasting battery – Up to 10 hours of music at 50% volume and lights on, or 4.5 hours at maximum volume – perfect for parties and get-togethers. Specifications: Bluetooth version: 5.4 Charging time: 2.5h Playback time: 4.5h (100% + lights), 10h (50% + lights) Speaker power: 5W Impedance: 3Ω Frequency range:  120Hz – 16KHz Working voltage: 5V Lighting: 4 RGB modes Perfect for the car, travel, socializing and parties – a small but powerful speaker that combines good sound and visual effect!