Yu9 Audio Que

The reviewer finds the YU9 Audio QUE IEMs to be a very impressive $399 hybrid, praising their coherent tuning and realistic cymbal reproduction, though noting a slightly recessed midrange and some treble glare that can be mitigated with tip rolling. He gives a strong recommendation for those seeking a warm-neutral sound.

The reviewer finds the YU9 Audio Que IEM visually appealing and comfortable, but initially unimpressive in sound, describing it as average and 'meh' at its $400 price point. However, after pairing it with a high-output-impedance amplifier, the bass response improves significantly, leading the reviewer to give it a pass, though he criticizes the low 9-ohm impedance as a poor design choice that makes the IEM source-dependent.

The reviewer finds the Yu9 Audio Que to be a very good, balanced-sounding IEM that excels in treble detail and female vocals, though it lacks deep bass and warmth in the midrange. It competes well in the $300-$500 bracket, especially for those preferring a neutral tuning, but may not suit bass-heavy or warmer preferences.