Here's what Alto say about the Uber PA:
Uber 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.
- Portable self-powered PA system
- 50 watts (peak) drives high-quality 6.5-inch woofer, 2-inch tweeter
- Two Line/Mic channels with XLR/1/4” (6.35 mm) combo inputs
- Streams music wirelessly from any Bluetooth-enabled device
- NFC pairing and 1/8
- Master Volume, Line Out and battery level indicator
- Built-in rechargeable battery delivers up to 50 hours continuous use
- USB charging port for phone, tablet or other device
- Top panel storage tray for smartphones, keys, guitar picks, and more
- Rugged design with built-in side handles for easy transport
- 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.