Description Features: Incredible Lights Show – The cool LED lights will bounce with the music melody, bring more vitality to your music! Small But Loud – With DSP technology, eliminate noise problems, the small speaker can also make a surging sound. TWS Wireless Pairing – Equipped with a TWS function, the sound and lights synchronize between 2 speakers for a seamlessly unprecedented stereo experience. Multi-function Connection – Advanced Bluetooth connection, also support USB driver, TF card input, and 3.5mm AUX input, and FM radio. Rechargeable battery – Built-in 2000mAh battery keeps the fun going all night over to the epic music light show. Specifications: • Working distance: 25m(max.) • FM radio: 88 – 108 MHz • Playing time: about 3-6H • Power : 5W • Frequency response: 50 Hz-20KHz • SNR: ≥85db • Unit size: dia. 110 x 120(height)mm • Charging：DC 5V / 1A • Battery: rechargeable lithium 2000mAh Package included: Speaker x 1, User manual x 1, Charging cable x 1, 3.5mm audio cable x 1