Clear code: Press the A and B keys at the same time, the light flashes. Then don't release the A button, press the B button three times, the light flashes. Copy: Press the A button on the two remote controls at the same time, the light is on and the copy is successful. The other buttons are copied in the same way. Our remote controls are compatible with most brands and models. The chips that can copy are: 2260, 2262, PT2264, 5326, SC5262, HT600, HT680, HT6207, HT6010, HT6012, HT6014, SMC918 series, 527, 1527, 2240, HCS101, HCS200, HCS201, HCS300, HCS301.