Wireless: Cellet Universal 2.5mm Earpiece P Style - Black - Cellet

CE: Dual Headphone 2.5mm Headset + Noise Cancellation Microphone with Volume + Mute Control for Cisco SPA Series, Polymcom Soundpoint, Grandstream - WirelessFinest

Wireless: D & K Exclusives? Gold Plated 2.5mm Male to 3.5mm Female Audio Adapter Converter Headphone Earphone Headset Jack - Stereo or Mono - D & K Exclusives

Wireless: D & K Exclusives? Black 3.5mm Male to 2.5mm Female Headphone Audio Adapter Extender Jack Stereo or Mono for Apple iPhone 3GS 4G 4S 5 Samsung Galaxy S3 S4 Galaxy Note 2 iPad 2 3 4 iPad Mini (6 inch) - D & K Exclusives

CE: Headset Buddy: IP Headset Adapter for 2.5mm Headset, RJ9/RJ10/RJ22 Headset Plug Adapter (01-PH25-RJ9A) - The Headset Buddy

Wireless: PLAY X STORE 3.5mm Male to 2.5mm Female Headphone Audio Adapter (Black) - PLAY X STORE

Wireless: 2.5mm Female to 3.5mm Male Headset Adaptor for Apple iPad/iPad 2/iPhone/3G/ 3Gs/4/4 CDMA/HTC and Other Phone Models (This will allow you to use your 2.5mm headset with a device that has 3.5mm) - Hypercel

CE: Steren 6 2.5mm Male to 3.5mm Male Cable- Stereo - Steren

Office Product: Panasonic KX-TCA60 Hands-Free Headset with Comfort Fit Headband for Use with Cordless Phones - Panasonic

Wireless: Nacodex? [ Male to Male ] High Quality 2.5mm Male to 3.5mm Male Audio Adapter Cable Work with Car AUX Male to Male for the Record Line Gps Navigation [50cm] - Nacodex

Wireless: Plantronics M60 Over The Ear Headset w/ 2.5mm Plug - Plantronics

Wireless: Honsky Black 3.5mm Male to 2.5mm Female Headset Audio Adapter Cable Extender Stereo Jack or Mono for Apple iPhone 3GS 4G 4S 5 Samsung Galaxy S3 S4 Galaxy Note 2 iPad 2 3 4 iPad Mini (6 inch) - Honsky

CE: YCS Basics 3 foot 2.5mm male to 3.5 male 4 conductor - Your Cable Store

Wireless: 3CLeader? 3.5mm to 2.5mm Adapter Converter Male to Female Stereo Audio Headphone MIC Gold - 3CLeader?

Office Product: Comdio 2.5mm Call Center Telephone Headset Headphone with Mic + Volume Mute Controls for Cisco Linksys SPA SPA921 SPA922 SPA941 SPA942 SPA962 303 501G 502G 504G 508G 509G 525G 512G 514G 525G2 IP Phones (H203VP1) - Comdio

Wireless: D & K Exclusives? Gold Plated 3.5mm Male to 2.5mm Female Headphone Audio Adapter Jack Stereo or Mono for Apple iPhone 3GS 4G 4S 5 Samsung Galaxy S3 S4 Galaxy Note 2 iPad 2 3 4 iPad Mini - D & K Exclusives

CE: StarTech.com MUY1MFFS 3.5mm Male to 2 x 3.5mm Female Slim Stereo Splitter Cable - STARTECH.COM

Wireless: Fonus 2.5mm Female to 3.5mm Male 3 Rings Jack Stereo Headphone Adapter Headset Converter Supports Microphone for iPhone 5C 5S 5 4S, iPad / Mini / Air, Samsung Galaxy S5 S4 S3 S2, Note 3 2 1, LG G2 G3 G Flex, HT ONE M8, Galaxy Tab Tablets, Google Nexus 5 4, Motorola Droid RAZR M / MAXX / MAXX HD / Ultra / Moto X G, Nokia Lumia, Sony Xperia, All Tablets and Smartphones - Fonus

Network Media Player: Scosche IS IU3.5RCR 3.5mm Retractable Cable - SCOSCHE

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