FiiO FH15 are New Best IEM Earphones by FiiO

FiiO 2022 Winter Launch Event on Dec 9 launched FiiO FH15 IEM earphones and announced the upcoming FiiO M27 Pro desktop-level digital amp music player. It is after the launch of the flagship FW5 LHDC TWS Bluetooth earbuds. Also, in an Instagram post, the brand explained how the product names are selected. M stands for music player, the numerical show the upgrade level, and the Pro/Plus/Max/EVO, etc., shows the version. Hence, the FH stands for driver hybrid IEMs (in-ear monitors). Therefore, the FH15 is the next-level Quad-Driver best IEM earphone. Why so? It has 3 Balanced Armature drivers and a 10mm carbon-based diaphragm with CNC aluminum alloy construction. Custom Knowles ED for mids, 2 Knowles RAD for Treble, Notch Filter, and S.Turbo patented design for wearing comfort.

FiiO FH15 Review

To understand the performance level of these latest and upgraded IEMs, we need a quick FiiO FH15 review to explain. Let us start with the FH15 specs and features. These in-ear monitors come with a 152-wire silver-plated monocrystalline copper cable using Litz-braided wire. So, the current losses are as low as possible to maximize high-frequency resolution. You can swap 3.5mm and 4.4mm plugs. These best IEM earphones have 112dB/mW@1kHz Sensitivity, 16-ohm@1kHz Impedance, expanded MMCX connectors, 10Hz-40kHz Frequency, and 6.6 grams weight. Surprisingly, three changeable audio filters enhance Bass, treble, or balanced sound.

There is a Dynamic driver with 3 BA drivers and two additional Knowles BA drivers that boost the mids and produce excellent Treble. The FiiO FH15 in-ear monitors are designed using CNC aluminum alloy. Also, it has Notch filter technology for smoother Treble and denser mids. Three changeable IEM filters, red, black, and green, come with the package. You can also change the twist-lock swappable 3.5mm, and 4.4mm plugs for use with flagship music players such as FiiO M11 Plus, M17 Pro, M11S etc. The brand explains that the audiophiles and users wanted a brighter sound with higher treble resolution. Thus, the added custom-tuned Knowles ED BA drivers and 10mm carbon-based diaphragm.

Spec Sheet