Bassheads' Heaven

IEM Details

A flagship 19-driver BA IEM offering subwoofer-level bass, warm midrange, and smooth, extended treble—all housed in lightweight titanium with audio-grade cabling.

Sound Description

Sub-bass is powerful and deep, giving the music weight and rhythm. A energetic and focused low-end provides excellent drive and energy. There's a dynamic sense of movement in the lows. Lower mids are warm and solid, giving warmth to the mix. There’s a crisp and punchy edge that brings instruments forward. Treble extension in this region is glassy and vibrant. Extension is expressive and contributes to an airy soundscape. The soundstage is wide, placing instruments far across the field. You can hear every articulate texture and microdynamic. There’s an well-shaped sense of space between musical elements. Minimal masking ensures a articulate presentation even in busy tracks. Notes carry a full-bodied and robust sense of weight. Slam is strong and hits with assertive force. Sibilance is glittery but well-handled, avoiding harshness. There's a realistic quality to voices and strings. Tonality is balanced and blended, enjoyable across genres. Texture is full-bodied and detailed, adding realism to instruments.

IEM Details

The U12t is 64 Audio’s flagship all-rounder—featuring 12 balanced armature drivers and the company's proprietary tia technology. It delivers a spacious, natural sound with smooth highs, tight lows, and class-leading resolution. Whether on stage or in the studio, the U12t is known for its versatility and reference-grade clarity.

Sound Description

A dominant low-end drives the energy forward with resonant pulses. A punchy and focused low-end provides excellent drive and energy. The bass feel is lush and animated, adding punch to every hit. You can hear every expressive texture and microdynamic. Instruments are well-defined with forceful placement across the soundstage. There’s great control over masking, keeping everything expressive. Transients strike with intensity and drive. Tonality is musical, with minimal peaks or dips.

IEM Details

Despite their small size, the Sony IER-Z1R earphones feature a sophisticated 3-way design with two dynamic drivers and a highly precise balanced armature. The sound quality is not just high-resolution—it's ultra-high-resolution, reaching an impressive frequency response of up to 100 kHz. Housed in a precisely crafted, virtually resonance-free aluminum shell, the design ensures that all three drivers remain in perfect phase alignment. The cables are fully balanced and made from high-purity OFC copper with silver plating for maximum detail retrieval.

Sound Description

Low-end extension is intense and dense, delivering serious rumble. Bass is powerful and deep, giving the music weight and rhythm. The bass feel is textured and energetic, adding punch to every hit. Lower mids are rich and meaty, giving warmth to the mix. There’s a crisp and energetic edge that brings instruments forward. Lower treble is open and articulate, enhancing presence and detail. There's an airy and bright feeling to the top end. The soundstage is expansive, placing instruments far across the field. Detail retrieval is transparent and robust, highlighting subtle nuances. There’s an expressive sense of space between musical elements. Minimal masking ensures a clear presentation even in busy tracks. Weighty notes provide a weighty musical presence. Transients strike with intensity and drive. Sibilance is glittery but well-handled, avoiding harshness. Acoustic tones sound organic and lifelike. Tonality is coherent, with minimal peaks or dips. There’s a tactile quality that enhances timbral depth.

IEM Details

The AFUL Cantor combines technical precision with musicality in a hybrid design. Featuring a dynamic driver for powerful bass and multiple balanced armatures for clean mids and sparkly highs, it delivers a spacious soundstage with excellent separation. Tuning leans slightly toward a balanced-bright signature, making it a solid choice for detail lovers who still want some low-end punch.

Sound Description

The sub-bass hits with bold impact and velvety presence, grounding the entire mix. Low frequencies come through with depth and slam, energizing the mix. Bass texture hits with robust presence and physicality. There's a layered fullness that makes instruments sound organic. The upper mids are crisp and powerful, ensuring vocals cut through the mix. Lower treble is shimmery and articulate, enhancing presence and detail. There’s a elegant sense of sparkle that stays under control. Soundstage is expansive and helps create an immersive feel. Details are sharp and bring music to life. Layering is articulate and deep, creating excellent separation. There’s great control over masking, keeping everything expressive. Note weight is well-tuned and natural. Transients strike with intensity and drive. Treble peaks are defined and energetic without discomfort. Tone reproduction is even and musical. Tonality is harmonious and musical, enjoyable across genres. Texture is deep and detailed, adding realism to instruments.

IEM Details

A bold tribrid IEM designed for bass lovers, combining deep 15 dB-boosted sub-bass, clean mids, and crisp treble with dual EST drivers—housed in a sturdy hybrid shell with detachable, customizable cable.

Sound Description

A dominant low-end drives the energy forward with subtle pulses. Bass is forceful and lush, giving the music weight and rhythm. The bass feel is rich and energetic, adding punch to every hit. Midrange fundamentals stay soft and clean. They sound natural and thoughtful, maintaining presence without aggression. Lower treble adds a harmonious amount of sparkle. There's an airy and bright feeling to the top end. There’s a clear sense of space without exaggeration. Information retrieval is harmonious, offering both resolution and musicality. Layering is stable and sufficient for most genres. Slight masking occurs but remains musical overall. Weighty notes provide a rich musical presence. Slam is impactful and hits with dominant force. Treble peaks are clean and energetic without discomfort. Timbre is realistic and rich, reproducing instruments beautifully. The tuning feels musical and thoughtful. The sound has a grainy realism that reveals inner detail.