Sanford rechargeable speaker SF2257RPS

Portable speaker, TWS function. 2 MIC jack, MIC priority function. Recording function. Repeat ONE / ALL, LED ON / OFF function. 4 light pattern modes. 6.5 inch × 2 + 2 inch × 1 speaker. Bluetooth version 5.0, power (watt): 20 watts × 2. frequency: 80 Hz - 18 kHz. Built-in rechargeable battery 7.4 volts, 3000 mAh.