The Aesthetics of Wan er S.G IEM As a brand deeply influenced by Chinese history, TANGZU s newly launched earphone Wan er S.G pays homage to the first female premier in China. It is precisely crafted with meticulous attention to every detail. Particularly selected classic white and black color represent Chinese philosophy of Yin and Yang, bringing solemn atmosphere to the first impression while the auspicious clouds pattern on the faceplate reflects superior craftsmanship and prosperity 10mm Dynamic Driver, Remarkable Performance Equipped with a 10mm single dynamic driver, Wan er S.G is eventually launched after 5 times of driver adjustments during tuning development. After all the tweaking made, the overall performance of it is satisfying with a smooth, full bodied and clean sounding presentation. This earphone is a new attempt of the brand to pursuing an overall musical but balanced sound with more thick and spacious sound signature. Dual Cavity Chamber, Fine Tuning With massive useful feedback from the previous earphoines, the Wan er S.G has been altered and improved in three frequencies in order to achieve a tuning that is aimed to be more balanced for the mass.