The Audio Commander is an all-in-one compact PA system designed to satisfy the needs of customers such as professional DJs, aerobics instructors, presenters or anyone needing a self-contained, self-powered unit without cables. The Audio Commander can operate on its internal rechargeable battery or AC power. Two UHF wireless microphones are included, along with the capability to play audio from Bluetooth®-enabled devices, USB, and SD media. There are also two XLR/TRS combo jacks to facilitate MIC/LINE inputs. All of these features are packaged in a smartly-designed unit with luggage handle and wheels for easy transport and quick set-up. A water-resistant cover is included for storage, transport and protection from the elements. Self-contained mobile P.A. system Operates on internal battery or AC power (2) integral wireless microphones Playback from Bluetooth, SD/USB, external mics or portable players Luggage handle and wheels Water-resistant cover included Speaker System 200W RMS Class-D amplifier 12" woofer 1" compression driver tweeter 3-band equalization Frequency response: 75 Hz – 20 kHz THD: < 1.0% Signal-to-noise ratio (SNR): ≥ 80 dB Power Internal Rechargeable Battery Battery type: Lead Acid Battery voltage and capacity: 12VDC, 12Ah Battery run time at full volume: 3 hours Battery run time at half volume: 8 hours Battery recharge time: 8 ~ 10 hours AC Power 100 - 240 VAC 50/60Hz Fuse: T6.3A / T3.15A Consumption: 280W Inputs (2) Integral 16-channel UHF (584 - 608MHz) wireless microphones** Wireless handheld dynamic microphone Wireless belt pack transmitter with headworn condenser microphone - 48" (1.2m) cable **Check downloads section for complete worldwide UHF Frequency List (2) XLR/TRS combo jacks, switchable MIC or LINE level AUX 1: 3.5mm TRS AUX 2: RCA Left and Right input Digital Media USB playback slot and USB 2.1A charging slot SD card slot Bluetooth 4.0 including TWS (True Wireless Stereo) Output: 1/4" TRS line output Cabinet Wood construction (MDF) Ported design 2 handles and 35mm pole-mount socket Luggage handle and wheels Water-resistant cover included Dimensions (width x depth x height): 17.2" x 13.5" x 25.4" (438 x 343 x 647mm) Weight: 47.8 lbs (21.7kg)