• Two button / One channel transmitter
• Compatible with RBH-FR-4000 receiver
• Replaceable 27A, NM27-sized 12 Volt Alkaline Battery
• RBH 50bit format (other formats available)
• Constructed of black polycarbonate
• Button press range up to 150 feet
• Presentation range of 2 inches (compatible with RBH-FR-360 and RBH-FK-640)