The Model ACT-31B, 1-Button Handheld Transmitter is designed for use with Linear MegaCode receiver's and Linear access control products.
• Buttons: Single Button.
• Mounting: Key Ring
• RF Freq: 318 Mhz MegaCode
• Battery: 2 - 2016
• Color: Black with gray button.
• Programming: Learn style, Block Coded
Product information provided by Linear