Convert 2.5mm plug to single 4P4C RJ9/RJ10 headset plug for your VOIP phone
Compatible with most IP phone headset jacks; Please see list below (updated 3/17/17)
Save money by buying standard phone headsets to use with your phone''s headset jack
Does not work with RJ11 jack, which is wider than your handset or headset jack (6 positions vs. 4). RJ11 jack is what is in the wall. RJ9, RJ10, RJ22 are what is on your phone handset or headset.
Not compatible for Cisco phones. Please see our PH25-RJ9Cisco & PH25-RJ9x

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4.4 inch
Height : 1.1 inch
Length : 5.7 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B004FVDUAW