Thank you for viewing this product. This is a digital wireless system compatible with guitars and basses. Not only can you move freely on stage without cables, but it also achieves high-quality sound equivalent to wired connections. This is a popular model that is highly regarded by professional musicians. 【Usage】 It was only used a couple of times in recent live performances and a few years ago, and has been stored at home since then. The batteries were removed after each use and stored separately. Although it is a used item, there may be minor scratches, but it is generally in good condition (operation confirmed). 【Product Contents】 ・Transmitter ・Receiver ・Dedicated cable ・Power adapter ・With outer box (everything shown in the photos) 【Main Specifications】 ・Digital Wireless Instrument System ・Patented 4th generation digital wireless technology ・Metal stompbox-style receiver and bodypack ・24-bit digital conversion ・Frequency response: 10Hz~20kHz (-2.5dB) ・Dynamic range: 120dB (A-weighted) ・Operates in the 2.4GHz band ・Up to 12 channels can be used simultaneously ・Transmission range: 65m ・Can be used without a license worldwide ・Cable tone function that can simulate the high-frequency roll-off characteristics that vary with cable length ・Dual 1/4” phone output (Equipped with tuner/bass through function) ・1/4 wave powered antenna If you have any questions or would like to see additional photos, please use the comment section.