What is the approximate range using a 17 cm. antenna on each unit?

I have used these on several projects. The range with a proper length antenna and line of sight about 300 feet. In a building, walls, etc, 100 feet.

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5Pcs 433MHz RF Wireless Transmitter and Receiver Module Kit for Arduino/ARM/MCU, and for Raspberry pi

Product ID: 461349566

Details

Brand
Atnsinc
Connectivity technology
AUX
Material
Plastic Metal
Power source
Battery
Special features
433MHz Radio

📏Up to 200m wireless range

📡433MHz RF frequency

🔋3.5-12V operating voltage

VT7216

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Description

🚀 Unlock wireless freedom: Control your world at 433MHz!

EXTENDED WIRELESS RANGE - Achieve up to 200 meters of signal reach—perfect for remote control gates, smart cars, and home automation without messy cables.
OPTIMIZED ANTENNA DESIGN - Supports 1/4 wavelength 50Ω single-core antennas (17-25cm) for crystal-clear signal reception and transmission.
PLUG PLAY MULTI MODULE KIT - Includes 5 transmitter and 5 receiver modules—scale your projects effortlessly and stay ahead in the wireless revolution.
FLEXIBLE VOLTAGE COMPATIBILITY - Operates smoothly between 3.5V and 12V, ensuring easy integration with Arduino, Raspberry Pi, ARM, and MCU platforms.
SEAMLESS 433 M HZ RF COMMUNICATION - Harness reliable wireless control with industry-standard 433.92MHz frequency for smart home and IoT projects.

This 5-piece 433MHz RF wireless transmitter and receiver module kit empowers developers and makers to build robust, cable-free communication systems. Compatible with Arduino, Raspberry Pi, ARM, and MCU platforms, it offers up to 200 meters of wireless range, flexible 3.5-12V operation, and optimized antenna support for superior signal quality. Ideal for smart home automation, remote controls, and IoT projects, this kit delivers scalable, reliable RF connectivity in a compact, ready-to-deploy package.

Specifications

ASIN	B08TMKKZ74
Additional Features	433MHz Radio Frequency Transmission
AntennaDescription	The antenna is a 1/4 wavelength, 50 ohm single-core conductor, used for optimal receiving effect. The external antenna length for 433MHz is about 17cm for the receiver module and 25cm for the transmitter module, which should be coiled into a spiral.
Audio Input	Antenna
Audio Output Mode	Mono
Audio Output Type	Internal
Best Sellers Rank	#174,051 in Computers ( See Top 100 in Computers ) #2,903 in Single-Board Computers
Bluetooth support?	No
Brand	Atnsinc
Color	Green
Compatibility Options	Speaker, Car Stereo System, Home Stereo System, Headphone
Compatible Devices	Speaker, Car Stereo System, Home Stereo System, Headphone
Connectivity Technology	AUX
Connector Type Used on Cable	Pin-based
Control Method	Remote
Control Type	Remote Control
Controller Type	Remote Control
Customer Reviews	3.9 3.9 out of 5 stars (28)
Enclosure Material	Plastic Metal
Hardware Interface	Radio Frequency
Human Interface Input	Unknown
Includes Remote	No
Installation Type	wireless
Item Dimensions L x W x H	19L x 135W millimeters
Manufacturer	Atnsinc
Mounting Type	Wall Mount
Number of Channels	2
Power Source	Battery Powered
Rechargeable Battery Included	No
Supported Application	Any Application
Supported Media Type	Text
Supported Standards	433MHz radio frequency
UPC	701715459694
Unit Count	5.0 Count
Wireless Compability	Radio Frequency

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VT7216

Duties & taxes included

In stock

Sold byAmazon VanuatuDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Vanuatu.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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