The Boss WL-20L Wireless System is an easy to use wireless system designed for guitars and basses with active pickups electro-acoustic guitars or line level instruments.

Experience the ultimate convenience and superior sound with the BOSS WL-20L wireless system. Crafted for musicians who demand premium audio quality and effortless setup, this ultra-compact device delivers crisp, clear sound with zero hassle. Ideal for practice, rehearsals, and live gigs, the WL-20L gives you the freedom to move and perform confidently without sacrificing your tone.

Main Features

• Advanced BOSS Wireless Technology
  Utilises 2.4 GHz technology from the renowned Katana-Air amplifier, providing exceptional sound quality and a wide dynamic range.
• Ultra-Low Latency of 2.3 ms
  Offers a seamless playing experience with virtually no delay, preserving your timing and expression.
• Automatic Channel Selection
  Automatically selects the clearest channel to avoid interference and drop-outs.
• Plug-and-Play Setup
  Simply connect the transmitter to your instrument and the receiver to your amp or effects unit — no complicated setup required.
• Supports Multiple Units Simultaneously
  Allows up to 14 units to operate together, making it perfect for bands and multi-instrument environments.
• Convenient USB Charging
  Both transmitter and receiver have built-in rechargeable lithium-ion batteries and charge simultaneously when docked via a standard USB adaptor (5 V/500 mA or higher). Individual charging is also possible using the supplied micro USB cable.
• Optimised for Active Pickups and Line-Level Instruments
  Designed without cable tone simulation, it suits acoustic/electric guitars with preamps, active pickups, keytars, digital wind instruments, and more.

Specifications

• Frequency Band: 2.4 GHz
• Wireless Latency: 2.3 ms
• Maximum Units Simultaneously: Up to 14 (dependent on environment)
• Charging Input: USB 5 V / 500 mA or higher
• Charging Connector: Micro USB
• Battery: Built-in rechargeable lithium-ion
• Compatible Instruments: Acoustic/electric guitars with onboard preamps, electric guitars and basses with active pickups, line-level devices

Elevate your performance with the BOSS WL-20L, experiencing wireless freedom without ever compromising your sound or ease of use. Once you switch to wireless, cables won’t hold you back.

Frequently Asked Questions ➤ What instruments are compatible with the WL-20L?
The WL-20L is optimised for acoustic and electric guitars with onboard preamps, electric guitars and basses with active pickups, as well as keytars, digital wind instruments and other line-level devices.
➤ How many WL-20L units can be used together without interference?
Up to 14 units can operate simultaneously in the same environment, ideal for bands or multi-instrument setups.
➤ How do I charge the transmitter and receiver?
Both units have built-in rechargeable lithium-ion batteries and can be charged simultaneously when docked using a standard USB adaptor (5 V/500 mA or higher). You can also charge them individually with the supplied micro USB cable.
➤ Does the WL-20L have any latency or sound delay?
No, the WL-20L features ultra-low latency of just 2.3 milliseconds, ensuring your playing feels natural and uninterrupted.
➤ Is the WL-20L difficult to set up?
Setting up the WL-20L is simple. Just plug the transmitter into your instrument and the receiver into your amp or pedalboard—no complicated configuration is needed.

Outside the UK?

Please note that shipping costs outside the UK are very approximate and can vary radically. Please contact us with your Country and Post/Zip Code for an accurate quote. Many thanks. Please also note if you are outside the UK we will not charge you tax on your purchase but you may be liable for import duty in your country.

Please also note that all our stock is sold for the UK market. If you are buying from outside the UK, please check that it is suitable for use in your country before purchase.