The dynamic driver is from berilio, a lightweight but highly resistant material that does not create distortion, the other 4 drivers are balanced armor, from the Knowles brand customized by Fiio.
Includes a very high-end copper lined in silver and many accessories.
The corrugated design headphones are made of an aluminium alloy and magnesium, using CNC milling and include a total of fifteen pieces (eartips, gomitas) of different sizes inside, several of them of memory foam (memory foam).
The sound is produced by five transducers and is based on the Quad Driver Balanced Armature of the FA7, but is complemented by the FH7 with a dynamic bass controller. The new bass driver has a diameter of 13.6 millimeters and is manufactured in berilio, which combines a low weight with a high rigidity. A specially developed Knowles Composite BA Driver DFK is responsible for reproducing the medium tones and using the high tones controllers of the Knowles Composite BA Driver SWFK-.
The FH7 supports a range of 5 Hz to 40 kHz frequencies with a sensitivity of 111 dB. The impedance is 16 ohms. In addition, the FH7 has dismountable cables. The cable included with the FH7 is an eight-wire high purity OCC cable and hand-wrapped, silver-plated, assembled with a 3.5 mm stereo mini jack connector.
Type of In-Ear headphones.
Impedance 16 ().
Frequency response 5Hz - 40kHz.
Cable length 120 cm.
Sensitivity 111dB/mW.
3.5mm plug.
Driver type 1 dynamic + 4BAs (knowles).
Maximum input power 100mW.
Single headphone weight approximately 8.15g