Inline Coupler (Adapter) 8P8C (RJ45) to 8P8C (RJ45)
Inline Coupler (Adapter) 6P6C (RJ11, RJ12, RJ25) to 6P6C (RJ11, RJ12, RJ25)
Modular Splitter (Adapter) 6P6C (RJ11, RJ12, RJ25) Jack to 6P6C (RJ11, RJ12, RJ25) Jack