Use headset on computer and home or office phone that has a 2.5mm headset jack Convert two 3.5mm plugs to single 2.5mm plug Reduce clutter with single headset Great for traveling, carry just one headset For use on standard 2.5mm phone headset...

Female RJ9/RJ10/RJ22 to Male 2.5mm plug headset adapter Convert your RJ9 Phone Headset to 2.5mm Save money by using your existing headset! Does not work with RJ11 (which is the size of the phone jack in the wall, larger than headset phone jacks) 1...

3.5mm Female to 2.5mm Male Headset Adapter Convert 3.5mm smartphone, Android, Blackberry, or iPhone headset plug to standard 2.5mm plug Use your iPhone or smartphone headset with any 2.5mm home, office, or mobile phone headset jack Works with 3.5mm...

Adapts phones with a 2.5mm headset jack to either your corded headset amplifier jack, or to your wireless base station Easy to use and install Simple to use with most devices, amplifiers, and wireless base stations High-quality...

Use PC headset with 2.5mm phone headset Jack OR 3.5mm smartphone/iPhone headset jack Convert two 3.5mm (1/8 inch) plugs to single 2.5mm or 3.5mm iPhone/Smartphone plug Includes dual 3.5mm to 2.5mm adapter PLUS 2.5mm to 3.5mm adapter for...

Dual control with 2 mute buttons Listen-in only or train/take over call Works with wired or wireless headsets or a mix Use with Headset Buddy, Plantronics, Jabra, GN Netcom and Sennheiser headsets Works with most makes of telephones with 2.5mm...