Features: • 8” Full-frequency Speakers -- pump out room-filling, high-quality audio with ease • Bluetooth Wireless Technology • Microphone Input • Multicolor LEDs -- Lighting effects that dance along with the music • TWS function -- connect to other True Wireless Speakers (TWS), allowing you to sync speakers up to 33 feet from each other without any wires • Rechargeable Battery • Media Player -- Built-in TF card slot and USB port • FM Radio -- enjoy your favorite local radio stations with the FM tuner • Wireless Source: Bluetooth 5.3 • Speaker Output: 8” x 1 • Inputs: USB Port, TF Card Slot, Microphone • FM Frequency Range: 87.5 – 108 MHz • Audio Format Support: MP3, WAV • Light Effects: Multi-Color Round Running Lights • Power Source: 3.7V 1500mAh Rechargeable Battery • Battery Type: Built-in Lithium Rechargeable • Play Time: Up to 2 Hours