AFUL Performer 8S 1DD + 6BA + 1 PR + 1 Micro Planar IEM

******** AVAILABLE FOR DEMO ********* AFUL Performer 8s is a pair of advanced in-ear headphones designed for listeners who want to combine high technical performance with a natural and musical sound image. The model is based on a sophisticated quadbrid design with a total of nine driver elements per side, where dynamic driver, balanced armatures, micro-planar and passive radiator work together to provide a wide frequency range and a very high level of detail. The result is a sound that is experienced as both engaging and relaxed. The bass is controlled and flexible, with the ability to adjust the character between tight and fuller reproduction depending on preference. The midrange is clear and natural, which makes voices and acoustic instruments appear with high realism. The treble is airy and well-resolved without becoming sharp, which contributes to a balanced whole that works excellently even during longer listening sessions. The technical construction includes advanced crossover filter design and carefully designed acoustic channels, which minimizes distortion and ensures good separation between different frequency ranges. The headphones are also ergonomically designed to fit comfortably in the ear during extended use. AFUL Performer 8S is particularly suitable for those looking for a versatile and high-resolution sound with a focus on musicality rather than excessive effect. Whether you listen to vocal-based music, jazz, classical or modern production, they offer a nuanced and well-balanced sound experience. AFUL Performer 8si in brief: * 9-element hybrid – 1DD + 6BA + 1 PR + 1 Micro Planar IEM * Adjustable bass with two positions for flexible sound character * Balanced and slightly warm tuning with natural voices * Soft, airy treble and controlled bass without harshness * Long-listening friendly and versatile for many music genres * High-quality cable – 6-strand silver-plated monocrystalline copper (2-pin) * Technical specifications: - Frequency range: 10 Hz – 35 kHz - Sensitivity: 108 dB @ 1 kHz - Impedance: 26 Ω ±20 % - Passive isolation: approx. 26 dB (depending on tips and fit) * In the package: Headphones, Silver-Plated 4N Single-Crystal Copper plus Single-Crystal Copper 6-Strand 2-pin cable (3.5 mm or 4.4mm), hard case, 6 silicone ear tips (S/M/L), cleaning brush, documentation Read what reviewers think about this mid-fi IEM at Head-Fi.org. "To answer the question of whether all these AFUL Performer 8S features are just gimmicks, I’d honestly say no, or at least I don’t think so. The Adjustable Passive Unit + Pressure Balancing feature works, even though the measured graphs are identical in the bass. In actual listening, there is a difference. The RESInators technology, which uses ultra-precise 3D-printed micro-resonant channels to correct non-ideal driver behavior, and the RLC network, also seem to work as intended, as I hear very coherent, clean sound from every driver group. I like the shell design, the cable, and the smooth, pleasing, bassy sound with its spacious soundstage. However, I don’t like the female vocal rendition, which sounds too distant, somewhat diffuse, and lacks presence and palpability. The AFUL Performer 8S has a tuning and sound that many westerners I know would love, thanks to its relaxed upper midrange and lower treble, with elevated sub-bass. I would recommend the Performer 8s to such listeners. I would be hesitant to recommend the Performer 8S to people who like forward-sounding female vocals and treble, though. Personally, I’m between those types of listeners, as I enjoy an accurate, near-neutral, and nearly flat sound, without sounding fatiguing." Headfonics (April 2026)