The Cables To Go 03831 is a one port keystone jack surface mount box perfect for surface mount applications. The snap-on cover of the mount box enables easy closure or access for quick installation and features a write-on label with holder for easy marking. Keystone jacks not included and are sold separately. Compatible with C2G, formerly Cables To Go, keystone jacks or inserts. Not compatible with 180° Cat5e or Cat6 keystone jacks; instead use our 90° Cat5e or Cat6 keystone jacks for proper fit.