Alto Professional Uber PAComplete Portable PA System with Rechargeable BatteryUber PA is a self-powered portable wireless PA system with Bluetooth® technology. It’s the perfect solution for delivering hours of clear, punchy, high-fidelity sound from a wide variety of wireless or hard-wired signal sources, whether you have access to AC power or not. Uber PA is perfect for outdoor weddings and business meetings, backyard parties, award/graduation ceremonies or singers/small musical ensembles. No AC power is no problem for Uber PA.The unit features two input channels, each with its own independent volume control. You can stream music wirelessly from any Bluetooth-enabled device, and there is a convenient USB charging port to keep your phone ready to go. With 50 watts of peak power driving a high-quality 6 ½-inch 2-way speaker and a long-lasting 50-hour rechargeable battery, Uber PA is ready to take on any challenge.TECH INFORMATION Power Output: 50 Watts peak, (25 Watts continuous power) LF Driver: 6.5-inch (165.1 mm) woofer HF Driver: 2-inch (50.8 mm) tweeter Frequency Response: 90 Hz - 20 kHz Connectors: (2) Line/Mic channels with XLR-1/4-inch (6.35 mm) TRS combination input, (1) 1/8-inch (3.5 mm) TRS/stereo Aux input, (1) 1/4-inch (6.35 mm) Line-Out, (1) IEC AC power connection with Mains Fuse Charge Port: (1) USB +5V, 1A Controls: (2) Volume controls for Line/Mic channels, (2) Line/Mic selectors, (1) Volume control for Bluetooth® and Aux channels, Master Volume, Bluetooth® pairing button, Power on/off switch Indicators: Power On, battery level, Bluetooth® pairing status. Bluetooth®: Profile: A2DP, AVRCP, Range: Up to 100 feet / 30.5 meters Bluetooth® Connection: Manual pairing or NFC Battery Type: 12V, 5.0Ah SLA Battery Life: Built in rechargeable battery delivers up to 50 hours of continuous use Power: 100-240V AC, 50/60 HZ AC Voltage Input/Fuse: 100, 110-120, 220-240V / T630mAL AC250V Dimensions: (H x W x D): 13.8 x 16.2 x 9.4 / 351mm x 412mm x 242mm Weight: 16.5 lbs. / 7.7 kg.