### The S2 USB Stick acts as an extension to your smart home software adding Z-Wave Plus communication to the network. It can act as the primary or secondary controller and will perform many functions in either role. Sending commands to Z-Wave devices is just one of them. Below, you can find the full list of tasks the ...
**Here are the technical details for the S2 Stick ZST10:** * **Z-Wave Signal Frequency:** 908.42 MHz * **Power:** 4.75-5.25 VDC * **SDK: **6.81.02 * **Range:** Up to 130 feet line of sight indoors (up to 500 feet in open space) * **Installation and Use:** Indoor Only * **Operating Temperature:** 14-104° F ...