Linear 1-Channel Key Ring Transmitter 300mhz

The Linear Multi-Code 1-Channel Key Ring Transmitter (SKU MCS307010) is a compact, single-button RF remote control designed for everyday access at gates, garage doors, and commercial access points. As part of the trusted Multi-Code line by Linear—a pioneer in engineered RF products and wireless controls for over three decades—it delivers the familiar, reliable operation that installers depend on for both new construction and replacement applications.

This miniature-style transmitter features a neutral case with a fine grain finish and a molded-in hole that accepts a keychain or keyring, making it easy to carry for residential and commercial users alike. A built-in test/operate LED confirms transmission, and the unit operates with all Multi-Code receivers and transmitters for flexible integration into existing systems. A supplied velcro strip also allows convenient visor or dashboard mounting.

Ideal for gated communities, private residences, parking lots, and commercial sites, this transmitter offers excellent range performance and long-term reliability across single-barrier and multi-operator applications.

• Single-channel, one-button operation
• Operates at 300 MHz
• 1,024 codes set by switches
• Powered by a long-life 12 V battery
• Test/operate LED for transmission confirmation
• Molded-in hole to accept keychain or keyring, plus supplied velcro mounting strip
• Compatible with all Multi-Code receivers and transmitters