Roland BA-330 Battery Amplifier

Portable 30-Watt Stereo P.A.
  • 4 specially designed 6.5-inch speakers and 2 tweeters
  • Speakers angled for a clear, wide stereo sound
  • 30 watts of power (for up to 80 listeners)
  • Indicator for remaining battery life
  • Tilt stand for optimal coverage angle
  • Flange for any standard speaker stand
Bestprice
-30% 751,40
instead of RRP**1.068
Article reduced to 03.06.2026
All prices include VAT
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Finance from 20,00 € per month
Standard Shipping
free
Delivery time 1 - 2 working days
Priority Shipping
+ 0,99
Shipping on 20.05.2026
Express Shipping
+ 5,90
Delivery on Thursday, 21.05.2026, if you order within  8 Hrs. 45 Min. 
Shipping and Delivery
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The Portable 30-Watt Stereo P.A. With Battery Power!

This complete and compact PA delivers 10 hours of music for up to 80 listeners — using only eight small AA batteries!!! Only Roland can — thanks to years of research on the CUBES — offer this kind of performance! This energy marvel gives you everything needed for professional sound reinforcement: crystal-clear, powerful stereo sound, a mixer for 6 input sources, equalizer, effects, anti-feedback for microphones, tilt bracket, flange for a speaker stand, and a handy cabinet weighing just 13 kg. Plug in and go!

Anti-Feedback Function

Anyone who's ever sung on stage knows how quickly screaming feedback can occur. Not with the BA-330: just switch on 'Anti-Feedback' and the critical frequencies are analyzed and suppressed.

Built-In Effects

Three high-quality effects are built in: reverb, echo, and the WIDE effect (for an extremely wide stereo image) — selectable per channel. There's also a 2-band master EQ and an EQ for each channel.

Many Connection Options

You can amplify up to six instruments at once with the BA-330: 2 microphones (or mono instruments like guitars), 2 stereo instruments such as keyboards (mono possible), and 2 playback devices like MP3/CD players or drum machines. A recorder can be connected via the LINE OUT jacks; 2 footswitches control the effects and the mute function.

Stereo Link

The 'Stereo Link' function lets you combine two BA-330 units into a more powerful P.A. with 12 inputs.

Complete PA System Powered by Just Eight Small AA Batteries!

Features

  • 4 specially developed 6.5-inch speakers and 2 tweeters
  • Speakers angled for a clear, wide stereo sound
  • 30 watts of power (for up to 80 listeners) for 10 hours using only eight AA batteries or rechargeable cells!
  • ECO mode (15 instead of 30 watts) for 15 hours of battery operation
  • Indicator for remaining battery life
  • Standard DC jack for connecting high-capacity camcorder batteries; power adapter included
  • Mixer with 2x Mic/Line inputs and 2x stereo inputs + 2x AUX IN with level controls
  • Effects: reverb, echo and WIDE (for an extremely wide stereo image), switchable per channel
  • Intelligent ANTI-FEEDBACK function against feedback
  • Stereo LINE OUT (for recording) and connections for a dual footswitch (effect on/off, MUTE on/off)
  • Compartment for MP3 players
  • Tilt stand for optimal coverage angle
  • Flange for any standard speaker stand
  • STEREO LINK function to turn two BA-330 units into a 60-watt P.A. with 12 inputs
  • Optional rolling bag available (Roland CB-BA330)
  • Nominal input level: (1 kHz) Ch.1, Ch.2 MIC: -50 dBu, Ch.1, Ch.2 INST: -20 dBu, Ch.3/Ch.4, Ch.5/Ch.6: -20 dBu, AUX IN: -10 dBu, STEREO LINK IN: -10 dBu
  • Nominal output level (1 kHz): LINE OUT: -10 dBu, STEREO LINK OUT: -10 dBu
  • Speakers: 16 cm (6.5 inch) x 4, tweeters x 2
  • Controls: POWER switch; channel controls — Ch.1/Ch.2: MIC/INSTRUMENT switch, EFFECT switch, TONE control, VOLUME control; Ch.3/Ch.4, Ch.5/Ch.6: EFFECT switch, TONE control, VOLUME control; Master controls: Equalizer (LOW, HIGH), VOLUME; ANTI-FEEDBACK switch, EFFECT, BATTERY CHECK/MUTE switch, OUTPUT POWER switch; AUX IN control: LEVEL
  • Indicators: BATTERY, BATTERY CHECK/MUTE, POWER
  • Connections: Ch.1, Ch.2: In (XLR, phone jack); Ch.3/Ch.4, Ch.5/Ch.6: In L/MONO (phone jack), In R (phone jack); AUX IN: In (stereo mini-jack, phono); Output: LINE OUT L/MONO (phone jack), LINE OUT R (phone jack); STEREO LINK: STEREO LINK OUT L/MONO, R (phone jack), STEREO LINK IN (phone jack); FOOTSWITCH: FOOTSWITCH (phone jack); Power
  • Power supply: DC 12 V (8 x batteries or power adapter)
  • Power consumption: 410 mA
  • Battery life under continuous use: Alkaline: approx. 8 hours, ECO approx. 12 hours; Nickel-Metal Hydride: approx. 10 hours, ECO approx. 15 hours
  • Dimensions (W x D x H): 414.6 x 356.7 x 508.6 mm
  • Weight: 13.8 kg

Scope of delivery

  • 1 x Roland BA-330 battery amplifier
  • 1 x power adapter

Specification

  • Product number 00039414
  • Speakers full range -
  • Microphone input Yes, without phantom power
  • Inputs 3.5mm Stereo-Klinke, 6.3mm Klinke, Cinch / RCA, XLR
  • Subwoofers -
  • Voice Over / Ducker function No
  • Tweeters -
  • Multifunctional chassis No
  • Power RMS (Watts) 30
  • Radio microphone included No
  • Speakers mid range -
  • Outputs 1/4 Zoll jack
  • Weight in kg 13,8
  • Colour Black
  • With Hi-Z guitar input Yes
  • USB charging port for additional devices No

Reviews

5.0/5.0
Based On 1 ratings
5 Stars
1
4 Stars
0
3 Stars
0
2 Stars
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1 Star
0

A verification of the ratings has taken place as follows: Only customers who are registered in our online store and have actually purchased the product from us can submit a rating for the item in the customer account.

A real power miracle
Review from Regina on 13.03.2018
This rating has been translated automatically. Original language flag from
 verified purchase
A real power package and that with small batteries.
If now the power duration is still right that's top.
Also sound control and the other leaves nothing to be desired.
In the weight class I know nothing better.
We will use it in the summer.
Bye fork things and sockets.

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