Detailed Product Description

Voice 44 patch panle (with 8ports RJ45 voice port, 2pcs of 4ports RJ45 voice ports, two way for connection)
AIf there is two telephone number input, 1 input 3 ouput at right for the first number, 1 input 3 output at left for the second number, 
B If 2pcs of 4ports RJ45 voice ports are connected by patch cord, it is 1 telephone number input and 5 telephone output.
Call the sockets is RJ45 or RJ11 plug