Compare RF Link Transmitter/Receiver Pair - Virtual Wire for Arduino $3.99 Transmitter: There are three pins on the transmitter: DATA, VCC, and GND. VCC can be connected to 3 to 12V DC. DATA is the data output pin, which is connected to digital 12 pin of Arduino. ANT is the point to connect to external antenna. The setup is... 0 Add to Cart
