3 pcs HORMANN HS4 HS2 HSM4 HSM2 868 MHz Garage Door Remote Replicator Compatibility Model Hormann HSM2 868 HSM4 868 Hormann HS1 868HS2 868HS4 868 Hormann HSE2 868HSE4 868 Hormann HSZ1 868HSZ2 868 Hormann HSP4 868HSP4-c 868 Hormann HSD2-A 868HSD2-c 868 It is only compatible with the Hormann 868MHz blue button Specifications: Type of programming: self Copy Number of channels: 4 Product material: ABS Product weight: 40 g Rated voltage: 12V 23A Installation: wireless For: Such as electric telescopic door remote control, road gate remote control, alarm remote control and so on. Wireless transmission distance: 50-150 (m). (open space) Frequency:868MHz, 868.3MHz Usage:Fifteen seconds clone, can be used directly after cloning Feature: 1.Privacy is strong 2.One to one key copy 3.Each key password alone save 4.Can continuous repetitive copy use one million times Included Remote Control English Manual Include Battery How to program - It is very easy! Face to face copy your original remote control Step:1:Clear the history code from duplicator 1:Press button A and B continuously until LED flash 3 times 2.Release button B (Keep pressing button A),and press button B Slowly for 3 times,LED flash 3.Release button A ,finish code clearance. Step 2,Copy code from original transmitter 1. Put duplicator aside of original transmitter,as close as possible. 2. Press and hold button A of original transmitter,then press and hold button A of duplicator until you see the duplicator is LED flash 3. Release both buttons,finish code copy,copy other button in same way. Button A= Lock button Button B=Unlock button