Nayak Enterprises

Compact and efficient RF key fob featuring a single button for controlling EV1527-compatible receivers. Operates at 433.92 MHz and uses a learning code system, enabling simple and secure pairing with receivers by pressing “learn” then the button. Ideal for one-function control such as garage door openers, gate switches, lights, or simple automation tasks. Lightweight ABS plastic with keyring attachment, typically powered by a coin cell or AAA battery, offering ~30–100 m range depending on environment.

433MHz 4-Button RF Wireless Remote Control – 4 Channel ABCD Model (Black & Silver)

Upgrade your wireless control systems with this sleek and powerful 433MHz 4-Button RF Remote Control. Featuring a 4-channel design labeled A, B, C, and D, this remote is ideal for controlling garage doors, gates, smart home devices, alarms, lights, and other RF-enabled systems. The stylish black and silver finish offers a modern look with durable build quality.

Key Features:

• Frequency: 433MHz RF for long-range and stable signal transmission

• Channels: 4 independent buttons (ABCD) for multi-device control

• Compatibility: Works with most 433MHz RF receivers and modules

• Design: Sleek black & silver casing with compact, keychain-friendly size

• Build: Durable ABS plastic and metal frame for long-term use

• Distance: Effective transmission range up to 100 meters (open space)

• Battery Included: Yes – Ready to use out of the box

Applications:

• Garage door and gate openers

• Wireless alarm systems

• Home automation controls

• Remote switching for lights or fans

• Arduino, DIY, and IoT projects

Experience reliable wireless control with the 433MHz 4-Channel RF Remote – ABCD Model, perfect for home, office, or industrial automation. Easy pairing, powerful range, and compact design make this remote an essential tool for modern RF systems.

Description

This device is a wireless remote control (transmitter) that has an extremely powerful function and will bring you a lot of convenience in your daily life. It allows you to control your garage door, electronic gates, electrical appliances, and other telecommand devices remotely and wirelessly. Lightweight and compact size design, the remote is very easy and convenient for you to carry with you when you go out. The remote can bring you a new experience of controlling devices from distance, and you can not miss it. It will give you great convenience and you will never worry that you will not open your garage door.

Working:

• When a key is pressed, the IC is connected to the power supply battery and it starts transmitting packets at 433 Mhz frequency consisting of its ID and Data byte which indicates which key was pressed. This information is used in remote control applications.
• Each transmitter has a pre-programmed unique ID set during manufacturing and cannot change. The receiver board usually stores the transmitter ID in its memory before so the receiver only responds to known transmitter IDs for secure applications.
• The RF part inside the remote is SAW based 433 Mhz transmitter, which can receive by any 433 Mhz type ASK RF Receiver followed by a decoder chip.

Features:

• High-quality classic sliding cover shell, surface water transfer and oil injection treatment, beautiful appearance and good feel.
• Brand new superheterodyne chip, stable frequency, no frequency deviation after continuous working.
• Diversified chips, learning code, rolling code optional. (Except for learning codes, rolling codes need to be customized)
• Using wireless radio frequency technology, long transmission distance, no directionality, high transmission sensitivity, no signal blocking.
• Status indicator LED.

Specifications

Robo Ocean 433 MHz 1‑Button Wireless RF Remote – EV1527 Learning Code (Brown)

Compact and stylish one-button fob in earthy brown, this remote is perfect for simple single-function control. Here's why it's handy:

• 433 MHz RF with EV1527 learning code – Pair it effortlessly with receivers by pressing the “learn” button then the remote; up to ~80 m range typical

Robo Ocean 433MHz 4 Button RF Remote – EV1527 Learning Code (White, ABCD Remote)
Compact and reliable 433MHz RF remote control featuring 4 buttons labeled A, B, C, and D. Uses EV1527 learning code for secure pairing with compatible receivers. Ideal for wireless control of garage doors, lights, gates, and DIY automation systems. Stylish white design with wide transmission range and low power consumption