4. What are the accessories of FH9, the difference between earplug sleeve, how to choose earplug sleeve, and whether wire can be replaced?

[accessories list]]

HB5 storage box * 1

low frequency set * 3 pairs (SML), balanced set * 3 pairs (SML), vocal set * 3 pairs (SML)

sponge sleeve * 2 pairs (M), double sleeve * 2(M), SpinFit sleeve * 3 pairs (SML, model CP145)

pin cleaning brush * 1,

MMCX Quick-release Assistant * 1

Magnetic clamp * 1

green/black/red audio filter * 1 set,

2.5/3.5/4.4mm replaceable audio plug * 1 set,

8 strands of 224 core high purity sterling silver earphone line * 1

* SpinFit headphone set 1 pair, black audio filter * 1, factory pre-installed.

the difference between earmuffs]

red and black double color headphone cover: low frequency cover, a little more sense of low frequency;

semi-transparent black earphone set: balanced set, the actual listening sense varies from person to person, subject to audition;

Red and white two-color headphone set: vocal set, intermediate frequency is more prominent, vocal front;

semi-transparent white double-section sleeve: can make the sound deeper into the ear canal and enrich the sound;

memory foam headphone set: sound insulation noise reduction, fit the ear canal.

Spinfit sleeve: soft and skin-friendly, easy to touch the ear, comfortable to wear

[How to buy earplugs]]

sound nozzle is 6.0mm, and the inner diameter of 4~5mm earmuffs can be selected.

[Whether the wire can be replaced]]

FH9 supports line changing;

interface is a standard expanded MMCX structure (compatible with Feiao LC-B, LC-C, LC-D, LC-RE, LC-BT1, LC-BT2, UTWS1, UTWS3, UTWS5, IRC-MMCX lines)