3. What are the accessories included with the FD3/FD3 Pro? What are the differences between different ear tips? How to choose the suitable ear tips?

[Accessories included]
--Balanced ear tips*3 pairs (SML)
--Bass ear tips*3 pairs (SML)
--Vocal ear tips*3 pairs (SML)
--Foam ear tips*2 pairs
--1 cleaning brush
--1 storage case
--1 MMCX assist tool
--1 interchangeable sound tube*1 pair

[What are the differences between these ear tips?]
1. The red and black ear tips: bass ear tips, which can improve the bass sense.

2. The translucent black ear tips: balanced ear tips. Actual listening experiences may vary from users.

3. The red and white ear tips: vocals ear tips, more outstanding on mids performance with front vocals.

4. Foam ear tips: more fit for ear canals with better sound insulation and noise cancellation effects.The sound tube size of the FD3 is 5.8mm, so you can select ear tips whose inner diameter is between 4 to 5mm.