This adapter allows you to output from your 2.5mm balanced portable player to a device that accepts RCA inputs.
Amphenol male RCA plugs (red indicates right).
2.5mm TRRS plug. 3 options available.
Compatible with Astell&Kern AK70, AK240, AK300, AK320, AK380, AK100ii, AK120ii, Fiio X5 3rd Gen, X7 (with AM3), Onkyo DP-X1, Pioneer XDP-300R, Cayin N5, The Bit Opus #1 DAC, Luxury and Precision L3 DAC, and other devices with a balanced 2.5mm output.