Product_description: ['FlexPoint T1/E1 to Fiber Line Driver, Multimode, 5 km, ST Works as a standalone or hot-swappable chassis-based extender. Includes an AC power supply. Or you can power multiple FlexPoint units with the space-saving 19" rackmountable FlexPoint Power Chassis, which holds 14 converters and AC or DC power supplies. Easy to install. Connects T1 or E1 PBXs, CSUs, or routers over fiber to protect against noise and increase network reliability. Supports AMI, B8ZS, and HDB3 line codes. A crossover switch on the RJ-45/RJ-48 port enables easy equipment connections. Extensive diagnostics, including local and remote fiber loopback switches. LEDs display T1/E1 link status, modes of operation, and line segment errors. To conveniently rackmount up to five FlexPoint Fiber Converters, use the optional 5-Position Rackmounting Kit (LMC205). To order, see Related Products . Use optional Wallmounting Hardware (LMC206-WALL) to mount individual FlexPoint Fiber Converters on virtually any surface (also available under Related Products .'] (Page 1)