2-channel 433.92 MHz transmitter with Advanced Rolling Code and Rolling Code | ARC coding guarantees maximum security due to the length of the transmitted code (128 bit) and the high number of possible combinations | The transmitter has ARC coding as factory setting. However, it is possible to change the coding by using it in Rolling Code or even in mixed coding (ARC and Rolling Code) | If using mixed coding, the ARC can be set with the T1/T3 buttons and the Rolling Code with the T2/T4 buttons | Equipped with 12 V battery for long lifespan | Long range, up to 230 m in a free area | Car accessory (TO.CLIP) or wall accessory (SMART) available