Keep using 3.5 mm headphones with a 2.5 mm socket
- Establish compatibility between 3.5 mm and 2.5 mm: You connect 3.5 mm jack plugs to 2.5 mm jack sockets.
- Maintain stereo playback: You hear both channels correctly thanks to 3-pole wiring.
- Easy use without setup: You plug in the adapter and use it immediately.
- Continue using existing headphones: You use 3.5 mm headphones with devices that have a 2.5 mm socket.
With this audio adapter, you use headphones with a 3.5 mm jack plug on playback devices with a 2.5 mm jack socket. The 3-pole stereo wiring carries left and right channels correctly, so you can continue using existing headphones without workarounds.
In professional IT environments, during on-site installations, and in service deployments, the adapter supports continued operation of existing audio equipment. In existing infrastructures of companies and public institutions, it also reduces conversion effort when different jack formats need to be combined.
- Connection: 2.5 mm jack plug to 3.5 mm jack socket
- Wiring: 3-pole (TRS)
- Audio: Stereo









