DN-12 'Trident' IEM is one of DUNU's quality designed earphones. They keep the focus on the most important thing when it comes to listening to music: Balance. Bass is deep and present, the mids are clear throughout the entire range of volume (from quiet late night to blasting on the subway), and the highs are airy with the presence you expect from an IEM.rom an IEM.

Included in the DUNU DN-12 Trident accessory package: 2 Pairs of wide nozzle ear tips, 3 Pairs of narrow nozzle ear tips, 1 Pair of biflange silicone ear tips (better for performance) and1 Soft, synthetic-leather carrying pouch (protects while not in use)

The technology relies upon a multilayer-membrane design that prevents unwanted vibrations that lead to distortion. FRES patented technology makes the frequency response ULTRA wide (bringing out the subsonic and high-frequency tones you thought you couldn't hear anymore). Suggestion: Try them with an audible frequency rang sweep and compare to some other phones or speakers. You'll hear more!

The technology and comfort of this headphone paired together to make the sound quality and overall impact of the Trident IEM a perfect match for any listening style