A New Level of Acoustic Engineering Xenns Top Pro is a meticulously designed 10-driver hybrid IEM crafted for audiophiles who crave depth, clarity, and musicality. With a 4-way crossover and hand-picked drivers, the Top Pro offers exceptional coherence and dynamic range across the frequency spectrum. Dual Dynamic Drivers for Bold, Textured Bass At its core, the Top Pro features a pair of custom dual dynamic drivers powered by high-performance neodymium iron boron (NdFeB) magnets. These drivers have been finely tuned and structurally enhanced through multiple magnetic circuit revisions to deliver punchy, rich, and controlled low frequencies that never overpower the rest of the spectrum. Refined Midrange and Sparkling Highs Mids are handled by two custom Knowles balanced armature drivers that bring warmth and body to vocals and instruments, ensuring a natural, immersive presentation.For high frequencies, Xenns uses two Sonion E50D composite BAs that reproduce upper treble with precision and detail. At the very top end, a custom Knowles super tweeter BA delivers extended air and clarity, enhancing soundstage width and instrument separation. Premium Cable with Interchangeable Connectors Top Pro comes with a 196-core cable, handcrafted from a hybrid of single-crystal copper and silver. Braided into four strands, the cable provides neutral tonality with clean highs, rich mids, and impactful bass. The 0.78mm 2-pin design makes it easy to upgrade or pair with Bluetooth modules.The included cable features a 2-in-1 interchangeable plug system, supporting both 3.5mm single-ended and 4.4mm balanced outputs—perfect for switching between portable devices and high-end audio players.