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Front angle of speaker Alto Uber LT Front Alto Uber LT Rear with recessed handle

Alto Uber LT Battery Powered Portable PA System

by Alto
The Alto Uber LT is a truly portable PA system with a built-in rechargeable battery and Bluetooth streaming, giving you great sound wherever..

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The Alto Uber LT is a truly portable PA system with a built-in rechargeable battery and Bluetooth streaming, giving you great sound wherever you go.

Superior PA Sound Wherever You Want It!

If you’re looking for a battery powered amp for busking then look no further.

This battery powered PA system gives you 35 hours of continuous battery life along with two channels featuring XLR and ¼” combo inputs making it possibly the best busking amp in its class.

Alto Uber LT Portable PA System with Rechargeable Battery Key Features:

  • Portable Self-Powered PA Speaker
  • 50 Watts (Peak)
  • 6.5" Woofer, 1" Tweeter
  • Two Line/Mic Channels with XLR / ¼” Combo Inputs
  • Streams Music Wirelessly from Any Bluetooth-Enabled Device
  • NFC Pairing and 1/8" Stereo AUX Channels
  • Master Volume, Line Out and Battery Level Indicator
  • Built-In Rechargeable Battery Delivers Up To 35 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 Back Handle for Easy Transport

Battery Powered PA System

Allowing you to get great sound anywhere, the Alto Uber LT comes equipped with an ultra-long-lasting 35-hour rechargeable battery.

That’s more than enough for an entire day of busking followed by a whole night of partying.

It doesn’t matter if there’s no AC wall socket to plug into; if you want great sound, the Uber LT portable battery powered PA system gives it to you.

Convenient Connectivity

Making it ideal PA for busking or a fantastic karaoke system, the Uber LT PA system has two input channels, both with their own separate volume controls.

Each channel has XLR / ¼” combo inputs so they’re perfectly set up to take your vocal microphone and guitar, keys or other source at the same time.

The Alto Uber LT also boasts NFC easy pair Bluetooth connectivity so you can wirelessly stream music with ease from any Bluetooth-enabled device.

Connect your smartphone, tablet, iPhone, iPad or other device to the Uber LT for great backing tracks or to just enjoy some of your favourite songs with the Uber LT’s great sound.

If you want to connect a device that doesn’t have Bluetooth connectivity, that’s fine too because the Alto Uber LT has a 3.5mm stereo Aux input.

There’s also a 1/4” line-out onboard adding even more potential to the Uber LT’s performance.

Big Sound from A Portable PA System

To deliver that great sound, the Uber LT battery powered PA system has 50 watts of peak power that drives a high quality 6.5” 2-way speaker.

Despite being designed for great portability with its small size and weight under 6kg, the Uber LT delivers huge sound.

Get the Uber LT PA system powered on and fill the room with big, punchy sound.

Other Great Features

When designing the Uber LT, Alto Professional were determined to make sure it will keep the party going.

Not only does this highly portable PA system come with a 35 hour rechargeable battery, it features a USB charging port so you can connect your phone or other device and charge that while you enjoy the music.

The PA system even has a top panel storage tray designed to hold your phone, guitar picks, keys and other accessories.

A battery level indicator will make sure you’ve never caught in a sticky situation as you’ll always know when it’s time to recharge. Plus, there’s a Bluetooth pairing status indicator making the NFC Bluetooth pairing even easier.

Furthermore, making it extremely portable and an ideal busking amp, the Uber LT has a very rugged chassis so it’ll withstand all the rigours of the road while the built-in back handle makes it very easy to carry.

Portable PA System, Powerful Sound

With its small size, low weight and easy portability of the Alto Uber LT PA system you’ll be blown away by its surprisingly powerful and high quality sound.

Then, with all its excellent features such as the 35-hour rechargeable battery, Bluetooth connectivity and USB charging port and more, you’ll soon see why this is tone of the best PA systems for buskers on the market.

Buy the Alto Uber LT battery powered PA system from Professional Music Technology now for a highly portable yet powerful PA system now.

Alto Uber LT Specifications:


  • Output Power: 50W (Peak)
  • Frequency Response: 60Hz – 17kHz (+/- 3dB)
  • Charge Port: USB +5V, 1A
  • Indicators: Power On, Battery Level, Bluetooth Pairing Status
  • Dimensions (H x W x D): 13.3” x 13.2” x 10.0” / 338mm x 334mm x 254mm
  • Weight: 12.8lbs / 5.8kg


  • Low-Frequency: 6.5” / 165.1mm Woofer
  • High-Frequency: 2.0” / 5.08mm Tweeter


  • 2 x Line/Mic Channels with XLR-1/4” (6.35mm) TRS Combination Input
  • 1 x 1/8” (3.5mm) TRS/Stereo AUX Input
  • 1 x 1/4” (6.35mm) Line-Out
  • 1 x Power Cable Input


  • 2 x Volume Controls for Line/Mic Channels
  • 2 x Line/Mic Selectors
  • 1 x Volume Control for Bluetooth and Aux Channels
  • 1 x Master Volume
  • 1 x Bluetooth Pairing Button
  • 1 x Power On/Off Switch

Bluetooth Specifications

  • Version: 4.2
  • Maximum Transmission Power: Class 2, 4dBm
  • Frequency: 2.4 – 2.480GHz
  • Profile: A2DP, AVRCP
  • Range: Up to 100ft/30.5m
  • Connection: Manual Pairing or NFC

Battery Specifications

  • Type: 12 V, 2.8 Ah SLA
  • Life: Up To 35 Hours
  • Charging: 5 Hours


  • Connection: Power Cable Input
  • Voltage: 100 – 240VAC, 50/60Hz


Weight (kg)6.0000
Warranty2 years
Power50 watts
Tweeter1" tweeter
Woofer Size6.5" woofer

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