Noland NMEA 0183 Compliant USB-Serial Adapter - HR12

This thumb-sized adapter is USB powered and fully compliant with NMEA 0183 but also compatible with RS-422 and RS-232 systems. The serial input is opto-isolated and the differential output will drive either single-ended (RS-232) or differential (RS-422) interfaces. Data rates up to 38.4 Kbaud are supported. A flashing LED indicates data activity. It works with Windows, MAC, and Linux hosts. 

Supply Current:70 mA. max (USB supplied
Baud Rate (max):38400 baud
IN+/IN- Sensitivity:2V (differential)
OUT+/OUT- Level:3V into 500 ohms
Cable length:18 in.
Size/weight:1.8″ x 0.7″ x 0.43″ / 0.8 oz.
Manufacture's Warranty:2 year repair/replacement

Data Sheet/Manual