Features: *Wireless remote control duplicator is widely used in all kinds of electric doors, windows and curtain, lifting equipment, gates, lifters, LED lighting, motor forward and reverse, industrial control, anti-theft alarm and other fields. *Working frequency: 280-915MHz frequency range can be copied, regardless of frequency, automatic frequency recognition. Easy to copy. *Ultra-small error of copying data code and copy oscillation resistance. High accuracy of copying and high effective of copying. Privacy is strong. *Stable signal can pass through walls, floors, doors or windows. Transmit distance is 50-100m(Open space), bringing you new experience of remote control and much convenience in your daily life. *Multi-functional and multi-variable, personalized and user-friendly simple design and fast to use.