Nady

Nady MM141 4-Channel Mono Mini Mixer Portable

4.0 (154 reviews)

A battery-powered 4-channel mono mixer that fits in your gig bag for quick, portable audio mixing.

$32.99*
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*Price sourced from Amazon.com. Last updated:Jun 19, 2026.Price and availability are subject to change.

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Overview

The Nady MM-141 is a no-frills 4-channel mono mini mixer built for situations where portability and simplicity matter more than feature depth. With four 1/4-inch unbalanced inputs, each equipped with its own volume knob, plus a master volume control, it lets you quickly combine up to four mono audio sources into a single output. The entire unit runs on a 9V battery, making it a practical choice for field recording setups, small rehearsal spaces, busking rigs, or any scenario where AC power is unavailable or inconvenient.

The trade-off for this simplicity is a deliberate one: there is no EQ, no effects processing, no stereo imaging, and no balanced or XLR connectivity. The MM-141 is purely a signal combiner with level control. For musicians combining multiple instrument outputs into a single amp input, audio technicians needing a quick submix, or presenters consolidating sources for a powered speaker, it does exactly what it promises without unnecessary complexity. An optional AC adapter is available for permanent installations where battery replacement would be impractical.

Key Features

Takes 9V Batteries (Best with Polaroid 9V Batteries)

4 mono 1/4" Ins

Individual volume controls

Master volume control

Specifications

Brand
Nady
Model
MM-141
Channels
4 Mono
Inputs
4 x 1/4" Unbalanced
Output
1/4" Unbalanced
Controls
Individual Volume per Channel, Master Volume
Power Source
9V Battery or Optional AC Adapter
Connectivity
1/4 Inch

Pros & Cons

👍 Pros

  • Extremely compact and lightweight, ideal for mobile setups and tight spaces
  • Battery-powered operation allows use anywhere without access to AC power
  • Individual volume controls per channel provide precise level adjustment
  • Simple and intuitive design with no learning curve

👎 Cons

  • Mono output only with no stereo panning or stereo mixing capability
  • Uses 1/4-inch unbalanced connections only—no XLR or balanced inputs
  • No EQ, effects, or tone shaping controls on any channel
  • No phantom power, limiting microphone options to dynamic types with 1/4-inch connectors

Frequently Asked Questions

Yes, it runs on a single 9V battery, making it fully portable. An optional AC adapter is also available for stationary use.
The MM-141 uses four 1/4-inch unbalanced mono inputs and a single 1/4-inch mono output, which are standard connections for instruments and audio gear.
Yes, each of the four input channels has an independent volume knob, plus there is a master volume control for the combined output.
The MM-141 is a mono mixer. All four inputs are summed to a single mono output, so it is not designed for stereo panning or stereo signal routing.
The 1/4-inch inputs can accept dynamic microphones with a 1/4-inch connector, but there is no phantom power or XLR input, so condenser microphones requiring phantom power are not supported.