Circuit Design, Inc. Official site

315MHz Band RT/RR Series Remote Control for Automobiles

Wireless keyless entry. Easy and no wiring required.

In the automotive industry, the introduction of keyless entry systems is being sought to enhance convenience and security. In particular, simple systems that can be retrofitted to existing vehicles without modifications are important. Keyless entry systems that do not require wiring work and can be easily implemented are effective in increasing customer satisfaction. 【Usage Scenarios】 - Adding keyless entry functionality to existing vehicles - Remote operation of garage shutters and gates - Expansion of security systems 【Effects of Implementation】 - Increased customer satisfaction through the addition of easy keyless entry functionality - Reduction of implementation costs due to the absence of wiring work - Functional expansion through integration with existing security systems

To the manufacturer's site RT-3B product page.

basic information

【Features】 - Utilizes 315MHz band specific low-power radio - Can wirelessly operate up to 4 switches - Easy to implement without the need for licenses or registration - Energy-efficient design for long battery life - Communication distance is approximately 50m in line of sight 【Our Strengths】 Our company has specialized in specific low-power radio technology for many years, providing high-quality wireless devices. We also accommodate customization to meet customer needs, ensuring reliable wireless communication.

Price information

Available for purchase from one unit. For price details, please visit our website.

Price range

P2

Delivery Time

P3

For more details, please contact us.

Model number/Brand name

RT-3B / RT-4B / RR-1A / RTM-1B / RRM-1A

Applications/Examples of results

【Usage】 This is ideal for simple calling systems within factories, chime transmission in stores, contact transmission for security sensors, and demo switches for exhibits, providing convenient "remote control" over short distances. Specifically, it is useful for situations such as lighting a rotating light several meters away while keeping wiring costs low, or switching devices on and off in small spaces. It can be implemented quickly without requiring specialized knowledge, making it perfect for prototype development or quickly resolving minor inconveniences on-site.

Line up(5)

Model number overview
RT-3B 315MHz band 4-button remote control
RT-4B 315MHz band 4-button remote control
RR-1A 315MHz band remote control receiver (4 contact output)
RTM-1B 315MHz Band Contact Wireless Transmission Module (4 Contact Inputs)
RRM-1A 315MHz Band Contact Wireless Receiving Module (4 Contact Outputs)

315MHz Band Telecontrol System RT-3B / RT-4B / RR-1A

PRODUCT

315MHz Band Telecontrol System Wireless Module RTM-1B / RRM-1A

PRODUCT

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Distributors

We specialize in the design and manufacture of Specific Low-Power Radio (SLPR) equipment—a solution distinct from general wireless offerings. Our focus is on high-reliability wireless systems for industrial and professional applications that demand advanced stability and dependability, operable without complex licensing procedures. Our mission is to ensure unwavering wireless connectivity for your products. Our versatile radio modules and remote controls are widely adopted in fields where long-term stable operation and noise immunity are essential, including medical devices, security systems, and infrastructure monitoring. We apply strict quality control standards from the initial planning stages, providing highly durable wireless communication devices that comply fully with domestic radio regulations.