ADVANCED WIRELESS TECHNOLOGY: The wireless guitar system features digital wireless technology for great sound quality, easy setup, and reliability for any gig musician. UHF original sound transmission, anti-interference, ultra-short delay, give you the best music sound quality. HIGH QUALITY COMPACT DESIGN: The wireless guitar transmitter and receiver are made of durable ABS plastic that can withstand rigors of travel and harsh climates. This wireless guitar system is perfect for any pedal with its simple, compact design. Clear Signal Frequency Capability: The wireless guitar system provides a full 20Hz-20kHz frequency response, so you can hear very detailed guitar tone with only 4ms latency. And support 4 devices working at the same time, one-to-one; and max. Transmission range up to 300 feet. Rechargeable Long Working Time: With a built-in rechargeable lithium battery, the guitar transmitter and receiver have a working time of up to 5 hours, and come with a USB cable for easy charging, ensuring a good performance for your every performance.