Converts 3.5mm jack (female) to 2.5mm plug (male) Ideal for CD/DVD players, TV's, stereo systems, MP3 and more. 2.5mm stereo plug (male to 3.5mm jack (female).
Coboc - JP1344 - 3.5mm Stereo Jack to 2.5mm Stereo Plug Adapter
A guide to audio connectors and cable types - SoundGuys
Silver Dragon Premium Cable for Denon Headphones
Versatile Connectivity with SW-3544S Cable Adapter Introducing the SW-3544S, your key to unparalleled audio connectivity. This compact cable adapter, measuring a total length of 10cm (3.9 in.), seamlessly bridges the gap between devices with its versatile design. Boasting a 3.5mm Unbalanced (Female) socket, the SW-3544S ensures compatibility with a wide array of audio sources, making it an essential tool for audiophiles and professionals alike.
Strauss & Wagner SW-3544S 3.5mm Female to 4.4mm Male Balanced Adapter
Cable Central LLC 2.5mm Male to 3.5mm Female Adapter [1-Pack] 2 Ring Stereo Aux 3.5mm Female to 2.5mm Male Jack/Converter - Compatible with Smartphone, Headphone, PC, Laptop, Mic, Tablet : Electronics
C2G 40108 - 35ft CMG-Rated 3.5mm Stereo Audio Cable with Low Profile Connectors
25ft (7.6m) 3.5mm M/M Stereo Audio Cable
10pc 2.5mm Audio Jack For ATH-R70X M50X M40X HD558 HD518 HD598 Headphone Plug Mini
Silver Dragon Premium Cable V3 for Focal Utopia Headphones