BOSS WL-60 wireless system providing high-quality sound. - Model Name: WL-60 - Wireless System: Wireless System - Power Input: 9V DC - Power Switch: ON/OFF switch Thank you for viewing. This is the only item available, as shown in the photos. There is no box or instruction manual. The transmitter wire is missing. The receiver's serial number is missing. Please be aware of this before purchasing. Both the receiver and transmitter have been confirmed to power on and function.