The phone handset cord is universally compatible with all telephone manufacturers,
such as AT&T, Cisco, NEC, Rolm, ITT, & Tie and so on.
It is used between handset and telephone, not from telephone to wall jack.
Its 4 pins in crystal connectors is coated by thicker gold plate than normal ones on market,
and copper cores in wires, both ensure good signal transfer and clear smooth communication.

Specifications
RJ9 universally compatible telephone connectors with thicker Gold-Plated Pins
Material: PVC jacket and copper core

Coiled Length: 16 inches
Uncoiled Length: 11.5feet, typically used up to 6 feet
Length of Straight Ends: One is 4 inches, another is 2 inches.
Colour: White
1 pack telephone handset cords in each box.