【Supports adding up to 128 sub-devices】Zigbee Bridge Pro supports adding sub-devices increased from 32 to 128. 【Smart Home Security】Set up home security modes, such as home mode, away mode, and sleep mode. The bridge can be used as a local alarm. 【Local Smart Scene】Timing and scene linkage between Zigbee devices can be executed normally even if the network is disconnected. 【Wi-Fi & Zigbee Dual-protocol Support】Make communication between Zigbee devices and WiFi devices. 【Strong Connectivity, Limitless Possibility 】The Bridge supports to add ZigBee devices that SONOFF has released, like ZBMINI-L smart switch and S26R2ZB smart plug, making your home smarter. NOTE: ZB Bridge-P can connect 26 sub-devices directly (10 end devices + 16 routers, or 26 routers). If you want to connect to 128 sub-devices, routers are required, and one router-device can expand to connect 20-32 sub-devices. Only compatible with SONOFF zigbee sub-devices, Weight: 0.075 pounds, Manufacturer: SONOFF