CCTV, POE, Bluetooth, Networking
RJ11 Y-Splitter Coupler Adapter for Telephone Cable Split (1x Male to 2x Female Bi-Directional)
Split 1 x RJ11 to 2 x RJ11 Ports
Couple / Join a
RJ11 Male to Female Extension Cable
to adapter to have the cable split on one end.
Combine or connect 2 x RJ11 devices to 1 Telephone jack / port (Only one device can be used at a time)