Peavey

Peavey 00573122 KB1 20-Watt Keyboard Amplifier

3.9 (18 reviews)

Compact Power for Keyboards and MoreThe Peavey KB1 is a versatile keyboard amplifier designed for compact sound reinforcement. Perfect for keyboards, vocals, and other instruments, it offers a convenient all-in-one solution for practice and performance. Specifications: Amplifier Type: Keyboard ...

$199.99*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

Compact Power for Keyboards and More

The Peavey KB1 is a versatile keyboard amplifier designed for compact sound reinforcement. Perfect for keyboards, vocals, and other instruments, it offers a convenient all-in-one solution for practice and performance.

Specifications:

  • Amplifier Type: Keyboard Amplifier
  • Output Power: 20 Watts
  • Speaker: 1 x 8" extended range speaker
  • Channels: Two separate channels with 2-band EQ per channel
  • Inputs/Outputs: Headphone output
  • Design: Angled baffle board for tilt-back sound
  • Compatible Devices: Guitar
  • Material: Plastic

Key Features

20 watt keyboard amplifier

1 x 8" extended range speaker

Angled baffle board for that tilt-back sound

Two seperate channels with 2-band eq per channel

Headphone output

Specifications

Wattage
20 Watts
Speaker Size
1 x 8"
Speaker Type
Extended Range
Channels
Two separate channels
EQ per Channel
2-band EQ
Design Feature
Angled baffle board
Output
Headphone output

Pros & Cons

👍 Pros

  • Delivers 20 watts of power, providing ample volume for practice or small performance settings.
  • Equipped with an 8" extended range speaker, designed to reproduce a wide spectrum of keyboard sounds accurately.
  • Features an angled baffle board, allowing for a tilt-back sound projection that enhances monitoring during use.
  • Offers two separate channels, providing independent control for connecting multiple instruments or microphones.
  • Each channel includes a 2-band EQ, enabling precise tone shaping for connected devices.

👎 Cons

  • The 20-watt output may be insufficient for larger venues or band practices with louder instruments.
  • The single 8" extended range speaker, while versatile, might lack the deep bass or sparkling highs of multi-speaker setups.
  • The angled baffle board is a specific design choice that might not suit all users' preferred sound projection angles.
  • Only offers a 2-band EQ per channel, which may limit granular tone sculpting compared to 3-band or parametric EQs.
  • The amplifier is specifically designed for keyboards, and its voicing might not be ideal for other instruments like guitars or bass.

Frequently Asked Questions

The Peavey KB1 Keyboard Amplifier provides 20 watts of power, suitable for practice and small gatherings.
It is equipped with one 8" extended range speaker, designed to accurately reproduce keyboard frequencies.
The amplifier features two separate channels, allowing for the connection of multiple sound sources.
Yes, each of the two channels on the Peavey KB1 includes a 2-band EQ for adjusting the sound.
Yes, the Peavey KB1 includes a headphone output, which is convenient for silent practice sessions.
The angled baffle board design provides a tilt-back sound, enhancing the monitoring experience for the player.