Swiff Audio wireless system for guitar.

These work great! Very low latency and sound great!

Comes in original box with everything included.

From the manufacturer:

• HEXAGON PERFORMANCE DESIGN: SWIFF AUDIO WT09a wireless guitar system is built around six core performance elements—high-impedance audio engine, stable wireless transmission, fast dynamic response, low latency, low noise, and low distortion—designed to preserve the natural tone and dynamics of your instrument.
• SMART AUTO-CHANNEL & PEAK FIDELITY: Zero manual setup. Auto-sensing technology and frequency-hopping lock onto the clearest signal instantly. Ensures pristine, high-fidelity guitar wireless performance across crowded stages. Professional wireless guitar transmitter receiver providing rock-solid wireless guitar system stability without technical glitches.
• LOW LATENCY PERFORMANCE: Wireless guitar transmitter receiver delivers latency under 4 ms for responsive playing. Suitable for live performance, rehearsal, recording, and home practice.
• CLEAR AUDIO TRANSMISSION: Guitar wireless system supports full instrument frequency response with total harmonic distortion under 0.04%, helping maintain clean and consistent sound from transmitter to receiver.
• RGB SIGNAL INDICATORS: Wireless transmitter and receiver includes an RGB input level indicator, while the receiver features a link quality indicator to monitor wireless signal status during use.
• 2.4GHZ WIRELESS GUITAR SYSTEM: This wireless guitar transmitter receiver operates on a 2.4GHz digital platform with 6 selectable channels, providing stable signal transmission for guitar and bass. Wireless range up to 100 ft (30 m) .
• HIGH-IMPEDANCE INPUT: The high-impedance input stage helps preserve the original tone and dynamic response of guitar, bass, and acoustic instruments.