Model No: COMINS9 UPC: 692868264696 Brand: VOCOPRO Country of Origin: United States VOCOPRO 900MHZ WIRELESS GUITAR/BASS/KEYB Lightweight and compact transmitter with no moving connector jack to better secure on instrument. Transmitter and receiver both runs 3 hours on internal battery, or use a USB power bank to expand the play time. Digital 900 MHz offers lower latency, better range, better penetration through walls and less interference with a home or venue's Wi-Fi environment compared to 2.4 GHz systems. Easily expand to the full range of the Commander Wireless Receivers for in-ear monitoring, digital (USB), and analog (1/8' line out) for recording and streaming. Three angels to choose from.