Emission head (using 2SC3357 transistor):

The actual working distance: 50-100 meters

Operating voltage: 3-12V

Working current: 10-15mA

Work mode: AM

Transfer rate: 4KB / S

Transmission power: 10mW

External antenna: 28cm ordinary multi-core or single wire

Pinout left → right: (DATA, VCC, GND)

Dimensions: 1.9CM * 1.9CM * 0.9CM