Wireless remote control for car alarm security system, customized frequency, function up to customer. Product Appearance : ... by a easy way. To replace the original old and break remote .Available fixed code chip models : PT2240, PT2260,PT2262 ,EV1527 ... PCB with different function .For home /car alarm ,such asASK ,OOK modulate mode remote ,gate opener,car cental system and so on .Encoder ...