With the rapid expanding of FiiO product lineup, we hereby write this article specially to make a brief introduction to each product with one sentence, so as to help you to know better of our products before buying. 1. X1II: Sales speak for itself; the best-selling China-made Hi-Res lossless music player. 2. X3MK3: A classic model; Hi-Res lossless music player with dual DACs and Single-ended + Balanced outputs at the lowest price. 3. X5III: Awards collector with five international awards including iF, red dot, EISA, Tokyo Spring Headphone Festival Silver and Moscow Hi-Fi & Hi-End Show Product of the Year; A product with so many accreditations that needs no more words of introduction 4. X7MK2: An Android-based high-performing music player with flagship ESS9028 PRO that you can buy at the lowest price, catering to audiophiles with pursuit of perfection. X7/X7MKII Amp Modules: Each module provides a brand-new sound signature. 5. A1: Global sales champion whose 1st generation started up FiiO’s early business. 6. A3: An amplifier that always rank first on amazon.com 7. A5: Strong output power; an amplifier that combines the tuning essence of E12, E12A and E12DIY. 8. D03K: A classic 192K/24Bit optical/coaxial converter that sells well for 4 years; sounds good, easy to use. 9. E10K: Portable USB DAC & amplifier with high sound quality; a great deal you won’t regret. 10. Q1MK2: Official Apple MFi certified USB DAC & amplifier with balanced output, a model with unbelievable high cost performance. 11. BTR1: The first Bluetooth receiver in the world utilizing HiFi level DAC chip that supports lossless Bluetooth aptX 12. K1: Tiny and inexpensive USB DAC & amplifier, a great partner with high sound quality to your laptop or desktop computer. 13. i1: Official Apple MFi certified Lightning amplifier, sound quality rescuer of your iPhone7/7P/8/8P/X. 14. Q1: A classic USB DAC & amplifier with extra high cost performance that sells well for 3 years. 15. K5: An exclusive docking headphone amplifier for FiiO music players with high output power that is specially used for driving full-size headphones. 16. DK1: The only Chinese brand that provides exclusive dock for its music players. 17. RM1: Can be used on all FiiO music players that support Bluetooth; a great device for lazy life, as well as for your phone. 18. F1: FiiO's cheapest IEM with in-line control, which is very popular in BRIC countries such as Russia and India; in short supply all the time. 19. F3: Fashion lovers as you are can't miss such a detachable decorative cover IEM utilizing graphene driver diaphragm; in short supply all the time. 20. F5: Official Apple MFi certified IEM with aerospace titanium diaphragm and detachable MMCX connector providing good sound quality. 21. F9: Triple driver hybrid IEM with remarkable looks, sound quality and cost performance; with a preference to popular tone tuning; in short supply ever since its release 22. RC-series balanced cables: a series with no rivals at this price and craftsmanship. 23. RC-MMCX1s: a short cable specially made for i1, BTR1 to use with interchangeable earphones such as F5 and F9.