QN-RD286T/X 4 buttons learning code long-range rf cloning type remote control Feature Functions and Features 1. face to face remote control duplicator 2. customized frequency for remote control duplicator such as 315Mhz, 433Mhz 3. remote control duplicator can copy most fixed code remote control 4 . Accept OEM and ODM service. Model No.:QN-RD286T/X Frequency:Fixed Code Modulation:FSK Operatiing Range:50-80M Button Durability:100 000 times Battery: CR2016 2 Gurantee:2 years OEM and ODM Services:Yes Application:Garage Door HS Code:85269200 Others:Battery and keychain included;