It looks new. Only been used less than a few hours. Sometimes it only has been opened and tested. BOSS WL-60 Guitar Wireless system is a great fit for serious stage performers, bridging plug-and-play simplicity with fast user-guided control. The compact receiver is tailor-made for pedalboards, and features a large visual display and direct-access buttons to quickly scan and select the best wireless channel. Rounding out the system is a rugged bodypack transmitter, which is compatible with nearly any instrument and runs for up to 25 hours on regular alkaline batteries. Key Features Premium audio performance with lightning-fast BOSS wireless technology Automatic 14-channel scanning makes set up quick and uncomplicated Large LCD shows channel status, wireless strength, battery life, and more Stompbox-size receiver fits easily on your pedalboard Bodypack transmitter works with nearly any instrument and runs for up to 25 hours on two AA alkaline batteries Transmission range 20 meters65 feet line of sight (may vary due to local conditions) Short high-quality cable included for connecting the transmitter to a guitar or bass Receiver powered by AC adaptor or two AA alkaline batteries Convenient DC output on receiver for powering other pedals (when using AC adaptor) Instrument input for using a standard cable without removing the receiver from a pedalboard Included WL-60T Transmitter also available separately for backup and outfitting additional stage instruments Specification Wireless Format BOSS proprietary digital audio formatWireless carrier frequency 2.4 GHzCompatible Channels 14Transmission Range 65 feet line-of-sightLatency 2.3 msDynamic Range 110 dB or greaterFrequency Response 20 Hz--20 kHzNominal Input Level -10