SBP-303HF Aluminum LC SFP port type 100Mbps Ethernet speed (Default speed : 1000Mbps) IEEE 802.3u, IEEE 802.3z support Audio input/output, 3.5mm type 24V AC, IP66, IK10, -50°C to +55°C Mount screw size : PF 1 1/5,1 cm ( 2 inch ) Can use with XNP-6550RH/XNP-6371RH/XNP-6320H/QNP-6230H