The Linear model DXT-42 2-Button, 3-Channel Key Ring Transmitter is a battery powered, portable, miniature transmitter designed for use with Linear’s DX Format receivers. Each transmitter can be used in a limitless number of wireless remote control applications. Pressing a transmitter button sends a digitally coded wireless signal to its companion receiver. The transmitter buttons have a positive click feel. The digital DX code format features over a million possible codes. The DX transmitters are precoded at the factory to unique codes, so no field coding is required. Transmitters can send a signal for up to 10 seconds with each button activation. The DXT-42 is a two-button, three-code transmitter. Each button sends a unique code. Pressing both buttons together sends code three. Press button(s) for a minimum of two seconds to insure receiver activation. The unit is powered from two 3-Volt Type 1616 lithium batteries with an expected battery life of up to 5 years. When the transmitter’s range decreases, or stops functioning, replace the batteries. A detachable key ring is provided with each transmitter. Features Two type 1616 lithium batteries supplied Detachable key ring supplied DX format RF frequency: 315 MHz 1.25″ W x 2.25″ H x 0.48″ D
