... frequency.High stability and durable. it can copy fixed or learning code remote control by face to face. Specifiction: Frequency ... / 868Mhz/ others Frequency deviate ±150KHzCopy the chip A.Common code: Learning code (1527, 2240, HT6P20B, HT6P20D etc.) Fixed code (2260, ... ,garages door and all kinds of openers, gate barrier ,access control system, industrial control, car remote control, car alarm ...