The 2563 model is manufactured by SI Tech, and is an optical mini bit-driver® with asynchronous operation up to 115 kbps. It has a metal ST connector receptacle or SMA connector as an option.
The unit has LED indicators for power, optical link status, transmit data and receive data that has optical link status pin. Every electrical interface is entirely independent and share a combined fiber link.
The unit can operate at temperature ranging from 0°C to 50°C for multimode, and can extend from -20°C to +70°C as an option. It also has a power rating of 9 to 12 V DC, and mass of 0.4 lb.