You can buy the Koss KSC21 at the lowest price of HK$ 79.00 from Amazon which is 12% cheaper than the Koss KSC21 that is sold by Nzgameshop at the price of HK$ 90.00.
Alternatively, the Koss KSC21 is also sold in Malaysia at Qoo10 with the price of HK$ 191.00 and Philippines at Amazon with the price of HK$ 81.00.
Pricing details were last updated at 21 September 2018, 20:22.
|Release Date in Hong Kong|
|Ports & interfaces|
|3.5 mm connector||Yes|
|Cable length||1.2 m|
|Headphone frequency||50 - 18000 Hz|
|Headphone sensitivity||101 dB|
|Colour of product||Black, Silver|