TP-Link TL-SM321B-2 WDM BiDi SFP Module 1000Base-BX 1310/1550nm Mini 1U IP CCTV & Surveillance Networks:

IP CCTV & Surveillance Networks: Power and connect up to 48 IP cameras from a single switch — no separate power injectors required

Video Input 8 × BNC (HDCVI / AHD / TVI / CVBS) · Up to 16 × IP camera channels · Max 8MP per IP channel

Providing wired Gigabit connections to smart TVs

weather and lighting changes — only people and vehicles raise alarms in DMSS

TP-Link TL-SM321B-2 WDM BiDi SFP Module 1000Base-BX 1310/1550nm Mini 1U IP CCTV & Surveillance Networks:Single Fibre Gigabit Connectivity Cut Your Fibre Infrastructure in Half The TP Link TL SM321B 2 is a 1000Base BX WDM BiDi (Bi Directional) SFP module that transmits and receives over a single strand of single mode fibre using an LC simplex connector. By using separate wavelengths for TX (1310nm) and RX (1550nm), it eliminates the need for a second fibre strand per link halving cabling costs and conduit usage compared to standard dual fibre SFP