The PRA-SFPSX is a compact fiber transceiver for multi-mode fibers, covering distances up to 550 m. This fiber transceiver is an OEM transceiver, made for Bosch by Advantech for use in Bosch Public Address and Voice Alarm systems. It locks into the SFP socket of the PRAESENSA multifunction power supply and Ethernet switch. It is compliant with Fast Ethernet and IEEE 802.3z Gigabit Ethernet standards for maximum performance, reliability and flexibility. The PRA-SFPSX is certified for EN 54-16 in combination with PRAESENSA systems.