Voice-Grade modules are available with 6P/6C ("RJ-12"-type) connectors. Modules are compatible with USOC wiring in both single- and dual-port configurations.Preprinted icon labels and customer printable labels are available to quickly identify different services. Modules have a recessed area above the jack to ensure alignment of labels. With the front-loading snap-in feature, outlet configura-tion and field changes are made easy. All Signamax connector modules are compatible with Pass & Seymour and Wiremold trimplates and raceway device brackets.