Teachnology Parameter Working current:�12mA Oscillation resistance: under your requests Static current: 0 Transmit: distance :50-100m Frequency: 315M/433M/others Frequency modulation: AM Frequency deviation:±75KHz Aplications: Home alarm, car alarm,industrial control and others. Chip: A common code:learning code(1527,2240,HT6P20B,HT6P20D etc.) fixed code(2260,2262 etc.) rolling code(HSC301,300,200 etc) B.Copy code:with the special chip which can copy other remote control and replace it ,can be used independent.