The GBIC transceivers offer a simple and convenient way to interface 1000 BASE boards running at OC-3/OC-24 to single mode and Multi–mode fiber optic cables. All modules satisfy Class I Laser Safety requirements. * Opteration Temperature: -40℃ to +85℃ * Hot-pluggable * MQW FP Structure or DFB Laser or VCSEL or CWDM * Duplex SC connector * Single +5V or +3.3V supply & PECL or LVPECL interface * Class 1 Laser Safety Compliance * Detailed product information in EEPROM * Excellent EMI & ESD protection * Compliant with GBIC MSA specification, Rev 5.5 * Compliant with Fiber Channel ANSI specifications