CONNECTORS

Audio connectors

Every connector in the parameter database — diameter, pole count, signal topology and reference standard.

2.5mm · 4-pole TRRS

2.5 mm TRRS Balanced (Legacy Portable Balanced)

The 2.5 mm TRRS balanced connector emerged in the early 2010s as portable-audio's first attempt at delivering true differential balanced…
4.4mm · 5-pole TRRRS

4.4 mm Pentaconn Balanced Connector

Standardized under JEITA RC-8141C in 2016, the 4.4 mm Pentaconn balanced connector replaced 2.5 mm TRRS as the de-facto portable-balanced…