2. What are the accessories? How to choose the suitable ear tips? Is the cable interchangeable?

【Accessories included】

The FD5 is rest assured with abundant accessories:
--A high-purity monocrystalline silver-plated copper cable with 2.5/3.5/4.4mm interchangeable plugs.
--5 sets of ear tips (3 balanced pairs, 3 bass pairs, 3 vocal pairs, 2 memory foam pairs, 2 tri-flange pairs)
--1 storage case HB5 and 1 cleaning brush.
--An MMCX clip which can help to detach the MMCX connector easily.

【What are the differences between the ear tips?】
1. The Red and black ear tips: bass ear tips, which can improve the bass sense.
2. The translucent white ear tips: balanced ear tips, actual listening experience may vary from users.
3. The Red and white ear tips: vocals ear tips, more outstanding on mids performance with front vocals.
4. Tri-flange ear tips: design for the small sound tube which can make the sound deeper into the ear canal and get more rich sounds.
5. Memory foam ear tip: more fit for ear canals with better sound insulation and noise cancellation effects.

【How to choose suitable ear tips】
The FD5 includes 2 sound tubes which are changeable.
1.Large sound tube (preinstalled on FD5): the outer diameter is 5.8mm, suit 4-5mm ear tips.
2.Small sound tube (included in accessories): the outer diameter is 4.0mm, suit 2.0-3.5mm ear tips.

The cable of the FD5 is detachable with a standard MMCX connector. (Compatible with FiiO's cable series with a detachable MMCX connector, including the LC-2.5/3.5/4.4B, LC-2.5/3.5/4.4C, LC-2.5/3.5/4.4D, LC-RE, LC-BT1, LC-BT2, UTWS1, UTWS3 and IRC-MMCX.)