Swiff Audio WT09a Wireless System B-Stock

B-Stock with Full Warranty
Return that may have slight traces of use.

2.4 Wireless System

Transmission distance: >30 Meter
Stable transmission
Latency: < 4 ms
USB Type-C charging
Frequency range: 2.4 GHz (ISM band worldwide)
Frequency range: 20 - 20,000 Hz
Operating time: > 4 hours
Weight: 74 g
Colour: Black
Includes case and USB-C cable

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3-Year Thomann Warranty

Available since April 2026
Item number 644088
Sales Unit 1 piece(s)
Guitar Channels 1
Transmission Format Digital
Transmitter Type Guitarbug
Receiver Type Mobile
Mountable Antenna No
Charging System No
Integrated Battery Yes
Dante No
Usable Frequencies 6
Battery Status Display Yes
Transmitter battery powered Yes
Output 6,3 mm Jack unbal.
Receiver Width in mm 85 mm
Receiver Height in mm 33 mm
Receiver Depth in mm 33 mm
Rackkit No
Receiver Weight in kg 0,074 kg

Also available as brand new product 198 €

184 €

All prices incl. VAT

Sales Rank

in Wireless Systems for Guitar and Bass

Free your guitar!

The Swiff Audio WT09a is a compact wireless system designed for the cable-free transmission of guitar signals. Transmitter and receiver connect directly to instrument and amp via standard 6.35mm jacks, with no additional hardware required. The 1 megaohm input impedance matches the standard load expected by electric guitar pickups, preserving high frequencies, string resonance, and tonal character even for instruments with passive pickups. Latency stays below 4ms and THD below 0.04%, keeping the signal clean – and the playing feel immediate and responsive. LED rings on the transmitter and the receiver display signal level and connection status at a glance.

Swiff Audio WT09a Wireless System, in carry case

Compact and ergonomic

The Swiff Audio WT09a operates in the 2.4GHz band with six selectable channels and automatic channel selection after pairing, reducing the likelihood of interference from other wireless sources in busy RF environments. Range extends to 30m line-of-sight, covering rehearsal rooms, studios, and larger stages without reconfiguration. Transmitter and receiver are clearly marked, and the rounded housing keeps the transmitter low-profile at the instrument’s output jack. The system transmits the full audible range (20Hz–20kHz at -3dB) with a nominal signal level of -10dBV at both input and output, matching standard instrument and pedal board levels without adjustment. At approximately 76g including the magnetic storage case, the complete system is lighter and takes up less space than a regular jack cable in a gig bag, while providing complete freedom of movement on stage.

Reliable signal

The transmitter runs for approximately four hours on a charge, the receiver for five, with both recharging via USB-C in around two hours – enough for a rehearsal-to-gig turnaround. A USB-C power bank would help cover longer back-to-back sessions. The LED rings on the WT09a transmitter and receiver display signal level and connection status, respectively, keeping everything visible at a glance without interrupting the performance. What makes the wireless path itself trustworthy is the combination of sub-4ms latency and THD below 0.04% – figures that mean the signal arriving at the amp is effectively indistinguishable from a cable connection in terms of feel and fidelity. For passive pickup instruments in particular, where the wireless path is most likely to colour the signal, the 1 megaohm input impedance ensures the pickup sees the load it was designed for.

About Swiff Audio

Swiff Audio Technology Co. Ltd. is based in Hong Kong and specialises in developing and manufacturing high-quality, intuitive wireless systems, backed by its more than 15 years of experience. Its product range includes wireless audio transmission systems, wireless amplifiers, tuners, and power supplies for effects pedals with adjustable voltage. All these products have proven their worth in countless settings – from stage and film sets to professional studios – and are aimed at musicians, performing artists, public speakers, and content creators.

Flexibility and quality

The Swiff WT09a suits guitarists, bassists, and other instrumentalists who want freedom of movement without the cable management of a traditional wired setup – whether they're switching quickly between instruments or running multiple systems in parallel at a live event. The 2.4GHz band is licence-free internationally, keeping the system legally usable across markets without requiring any frequency coordination. The package includes a magnetic storage case, USB-C charging cable, and wrist strap, so the system travels and deploys as a self-contained unit. As a compact backup solution or primary wireless system for smaller stages and rehearsal use, the WT09a covers the essentials without unnecessary complexity – and without any loss in audio quality.

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