Operation confirmed. Comes with a separately sold BOSS genuine PSA-100S adapter. Includes Japanese instruction manual. Includes an unwritten warranty card. Includes unused rubber feet. This is a used item, so please no claims or returns except for non-functional issues. ■ Features ・Compact pedal-sized wireless system ideal for integration into pedalboards ・Automatically establishes the optimal wireless connection, significantly reducing setup effort and time ・BOSS's proprietary wireless technology delivers high-quality sound and a stable connection with ultra-low latency of 2.3ms. (Transmission range: 20m) ・Transmitter with built-in rechargeable battery, capable of up to 12 hours of continuous use ・Simply connect the transmitter to the receiver's docking port for charging and automatic wireless connection. ・Cable tone simulation (selectable LONG / SHORT / OFF) that reproduces the natural change in sound quality when using a guitar cable. ・The receiver uses a dual power system with an optional AC adapter PSA-100S or two AA batteries. ・When using the AC adapter PSA-100S, it is possible to supply power to other pedals from the receiver's DC OUT terminal using the separately sold parallel DC cord PCS-20A. BOSS/WL-50 Guitar Wireless System Brand: --