Zigbee End Devices¶ RLYZS4 - 4-Way Smart RelayZigbee LAN/WIFI/USB Gateway working like Coordinator or Router for your Zigbee Network. Based on Texas Instruments - CC2652P7. RLYZS8 - 8-Way Smart RelayZigbee LAN/WIFI/USB Gateway working like Coordinator or Router for your Zigbee Network. Based on Silicon Labs - EFR32MG21. RLYZS16 - 16-Way Smart RelayZigbee Stick Pro working like Coordinator or Router for your Zigbee Network. Based on Texas Instruments CC2652P7.