1) Frequency: 434.42Mhz/868Mhz2) Power Supply:12/24V AC DC3) Number of relays:24) Number of programmable codes:107 per relay (214 in total)5) Code:Rolling codeThe Compatible for Sommer 434.4mhz and 868mhz receiver can be replaced for-original for Sommer receiver both 434mhz and 868mhz 12/24V AC DC.Option to increase radio range by antenna (more than 80 meters in open space)Operating temperature:-20℃-+70℃Receiver Compatible With:For SOMMER 4011For SOMMER 4025For SOMMER 4025 BLUEFor SOMMER 4031For SOMMER 4035For APERTO 4021For APERTO 4025For SOMMER 4020 TX03-868-4For SOMMER 4026 TX03-868-2For SOMMER 434.42MHZ green and orange LEDColour:WhiteMaterial:ABSSize:(L x W x H):109 x 55 x 34 mm approximatelyPackage Contents:1 * receiverOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.2CH Receiver for SOMMER Remote Control Garage Door Controller Switch szsh02 szsh02