Operation Mode:	Asynchronous, simplex or full duplex, 20 Mbps
Input/Output Interface:	TTL, 50 or 75 ohm coax. BNC bulkhead jack
Transmission Line Interface:	2 ST fiber optic receptacles (SMA option)
Transmission Distance:	See distance chart
Transmitter Output Power:	30 microwatts into 50 micron fiber
Wavelength:	820 nanometers (1300 nm option)
Receiver Wavelength:	820 nanometers (1300 nm option)
Minimum Sensitivity:	3 microwatts @ 820 nanometers
Bit Error Rate:	10-9
Operating Temperature:	0 °C to 50 °C
Metal Enclosure:	7.5" x 7" x 3" (19 x 17.8 x 7.6 cm)
Weight:	3 lbs. (1.36 kg)
Input Power:	110 VAC 50/60 Hz
230V Version:	2856V
Mini Version:	2817-T/R