Moon Audio 4 pole 2.5mm TRRS Balanced Connector
The 4 pole 2.5mm TRRS balanced connector is your DIY connector for Astell & Kern Media Players.
This connector is your first step in making your own custom cable for your Astell & Kern Media players.
TRRS stands for Tip, Ring, Ring, and Sleeve. These plugs have four electrical connections, the tip, a first ring, a second ring, and the sleeve.