GR-7604 Network extender Product InformationThe GR-7604 Network Extender is a device used to extend the coverage of the wireless network for emergency lighting, in places outside the vicinity of the Gateway device of the same network. This devices re-transmits the signal received by other wireless devices, which share the same SID and RF Channel.Features: Status and signal indication LEDs Powered from mains 220 - 240VAC Horizontal TabsDocumentation User Manual