433Mhz RF Duplication Remote Control 500m 4 Button Wireless Remote Control

Specification: *1.This is an ultra-long-distance replica remote control, up to 500m (open space) *2. Various types of remote controls can be copied, such as CAMETOP432EE, CAMETOP432EV, DOORHANTRANSMITTER-2/4, etc. Please see the figure below for details. *3. Easy to copy and easy to use

feature: Transmitter parameters --RF frequency: 433.92MHz --Working voltage: DC12V --Product Type: Copy/Duplicate Remote Transmitter Keychain. --Coding method: Connect another remote control to copy (one-to-one copy). --Support channels: 4 channels. --Encoding type: learning (for example: 1527), fixed (for example: 2262). --Modulation system: ASK. --Operating current: