Specifications:

Industry standard 110 stype keystone jack.
Requires a 110 punch down tool to terminate wires. 
50 micron Gold plated contacts with Dust Caps
Rated at 350Mhz
UL Listed 
RoHS Compliant Materials 
Supports Solid CAT5 or CAT6 Cable
TIA/EIA-568-A or 568-B Wiring.