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8CH 433M Bidirectional IO Controller Point-to-Point Feedback Remote Controller Relay Switch Module for Garage Security PTZ Camera
Publish: 2026-07-14 17:29:29 Update: 2026-07-14 17:47:33 View: 9RTTXA08 Transmitter OR 1 PC RTRXB08 Receiver
(It is recommended to buy both transmitter and receiver) Please contact me for detailed instructions.
点击打开链接 Alibaba Link!!!
Description:
This is a wireless remote control switch with feedback functionality—no configuration is required. As long as the
transceiver’s “Frequency and ID” settings are matched, the device can be controlled. The built-in LED indicator
on the transmitter provides visual feedback on the receiver’s switch status.

Transmitter :
1 Operating voltage: DC 12V (8-30V)
2 Operating current: 12–30 mA
3 Input channels: 8 channels, low-pulse trigger (NPN)
4 Transmit power: 22 dBm
5 Operating frequency band: 425–455 MHz (configurable via DIP switch)
6. Maximum transmission distance in open field: 2 kilometers
7 Size: 115x90x40mm (with shell)
8 Weight: 49 grams (without shell) 120 grams (with case)

Receiver:
1 Operating voltage: DC 12V (11–15V)
2 Operating current: 12–260 mA
3 Output channels: 8 channels 10A relay output
4 Operating frequency band: 425–455 MHz (configurable via DIP switch)
5. Maximum transmission distance in open field: 2 kilometers 6 Operating modes:
Momentary (Jog), Self-locking, Interlock, Delay (can be set via DIP switch)
6. Dimensions: 145x90x40mm (with shell)
7 Weight: 134 grams (without shell), 200 grams (with shell)
8 Maximum load: 10 A/250 VAC, 10 A/125 VAC, 10 A/30 VDC, 10 A/28 VDC, 10 A/12 VDC
Application:
Smart Home, Home Automation; Identification system; Remote Motor Control System CCTV Camera PTZ Control;
Security system; LED dot matrix screen; Ship remote control system Farm remote gate control system
The first use process:
1. Confirm that the frequency and ID of the receiver and transmitter are the same.
2 Power on the receiver first, the PWR light is on
3 Power on the transmitter again; the PWR light will flash, and the PWR light on the receiver will flash simultaneously,
indicating that the pairing was successful.
4 At this time, the relay on the receiver can be remotely controlled through the input port on the transmitter.

NOTE:To install the antenna, remove the top cover of the housing.When using two transmitting devices
at the same time, the frequency or ID number cannot be the sameWhen using two receiving devices at
the same time, the frequency or ID number cannot be the same







