Z-WAVE MINI SPLIT FLiRS REMOTE CONTROL - 921.42 MHZ CARRIER FREQUENCY.Schlage’s TRNZMR1 Universal Remote Controller (A/C Remote)for heat pumps/split systems operates in two ways; 1. A standard remote controller, able to operate a wide range of brands (refer to Appendix : code list) 2. Through Z-Wave on the Schlage LiNK system, able to be operated remotely via a computer or smart phone This A/C Remote used FLiRS functionality and helps to extend Battery Life Time. Please note that this controller is one nodes or devices in your Z-Wave control network, and work with all other Z-Wave ready vendors as long as the carry the Z-Wave logo