Warranty: Features: Powerful 80W Output: Four 20W speakers deliver rich, clear sound. Multiple Connectivity Options: Bluetooth, USB, TF card, AUX, wireless mic, and guitar input. Portable & Durable: Sturdy ABS body with iron net and handle. Dynamic RGB Lighting: 4 RGB lights enhance the experience. Long Battery Life: Up to 8 hours of playback. TWS Functionality: Pair two speakers for stereo sound. Technical Specifications: Bluetooth Version: 5.3 Output Power: 80W (20W × 4) Speaker Size: 6.98 cm (2.75 inch) Connectivity: USB, TF card, AUX, mic, guitar input Material: ABS with iron net Lighting: RGB Charging: Type-C (5V/3A) Battery: 11.1V / 3600mAh Battery Life: Up to 8 hours Frequency Range: 60Hz – 20kHz Distortion: ? 0.5% SNR: ? 75dB