One way wireless remote to suit Visonic Powermax+ The MCM-140 is the universal wireless portable remote control unit for the Power Max & other Visonic Power Code security & home automation systems. It enables easy programming, arming & disarming of the Power Max system. Among other functions, MCM-140 also enables controlling X-10 devices from anywhere in the home or office, using Power Max keypad commands, The MCM-140 employs Visonic's Power Code wireless technology featuring 16 million possible code combinations & smart, anti-collision transmission algorithms. For arming, disarming & security functions, the MCM-140 utilizes Visonic's Code Secure wireless technology. Featuring over 100 million possible combinations & proprietary rolling code encryption algorithm, Code Secure prevents "code grabbing" by potential intruders. This ergonomically designed remote commander is available in several optional frequencies in compliance with European, U.S. & other international standards. It is powered by a standard long life Lithium battery with visible & transmitted low battery alarms. A wall-mounted bracket enables mounting the unit in the most convenient place. MCM-140 Features, Easy programming & user-friendly control of Power Max system. Attractive modern ergonomic design for h&-held use or wall mounting. Back light illumination. Visual indications with three color-coded LEDs. Audible signals confirm user commands. Superior transmission range. Power Code technology with anti-collision transmission algorithm. Code Secure encryption technology prevents unauthorized "code grabbing". Long-life standard lithium battery. Automatic reporting of low battery. Available in several optional frequencies in compliance with international standards. Compatible with Power Max & other Visonic Power Code wireless systems.