About this item EASY PAIRINGA smart and convenient remote control that can clone up to 4 remote control signals from 4 different remote controls, and its 4-button design can control up to 4 garage door openers at a time or system door. SIMPLE BUTTON PROGRAMMINGUnique remote control, the button cover effectively prevents the mistake of accidentally pressing the button. Delete the old code, recover, copy and be compatible with all receivers and linear access controllers that use the 433 MHz frequency. FIXED FREQUENCY REMOTE CONTROL CLONEThe clone of the Convenient keychain size of the universal remote is attached to your car key, more redundant, with a keychain for easy carrying. It can be used as a 4-channel wireless remote control duplicator for cars, garage doors, gates, alarm systems, etc. NOTEOnly applicable to 433MHz (433.92MHz) . As long as you meet the following 3 conditions, our "copy remote control" can easily set up your remote control in 2 seconds: 1. The original remote control can be used normally; 2. Understand the transmission frequency of the original remote control; 3 Original Remote control coding IC is PT2262 PT2264 SC2262 SC2260 HS2262 2260 LX2262 2260 EV1527 PT2240 etc.