NEW driver: https://files.banggood.com/2017/11/PL2303USB-driver.zip
Description:
Working voltage: 3.4V to 5.5V
UART / TTL interface.
Work frequency range: 418- 455MHz.
Transfer rate: 1200 / 2400 / 4800 / 9600 / 19200 / 38400 / 57600bps.
Mode: GFSK.
Distance: 1000m-1200m in open area.
256bytes of data buffer.
Suitable for large data transfers.
The RF Modules (pair) offer two way communications over long distances.
Use the modules directly via USB or connect them to your microcontroller.
Size: 4.7 x 1.8 x 1.1 cm / 1.85 x 0.71 x 0.4inch.
Package included:
2 x APC220 RF Modules with antenna
1 x USB-TTL adapter