· Active speaker of 12.” · Power: 220 watts 5,500 watts PMPO. · Rechargeable battery: 2.400mAh / 3.7V. · Wireless connection V4.0 + EDR. · Function TWS (True Wireless Stereo): Allows unalambricated connecting 2 speakers to double power and perform a stereo system separating left and right channels (both speakers must have this function). · Function Prioritize microphone (Karaoke). · Function Recording. · Connection: USB (up to 64Gb), SD (up to 64Gb), Audio 3.5mm, Mic 6.35mm. · Display. · Led lights. · FM radio. · Portable: with wheels and handle. · Connection for tripod (Tripode not included). · Led Light Charging Indicator (Red - Low Battery, Blue - Full Loading). · Frequency response: 20Hz - 20KHz. · Signal/ruid relation: >80dB. · Sensitivity: 100dB.