Jiu Meng He Chu Xun from Tube amplifier with switch power supply

Jiu Meng He Chu Xun from Tube amplifier with switch power supply

The song is Jiu Meng He Chu Xun by Teresa Teng , playing by CD player +Tube amplifier with switch power supply 

The song Farmer from Mark HIFI 5.25 Inch Full Range Speaker Unit Metal Cone

The song Farmer from Mark HIFI 5.25 Inch Full Range Speaker Unit  Metal Cone

It uses a 25mm coil and a 90mm super magnet to ensure sufficient energy and achieve a rich and full low frequency volume. This speaker has an amazing high frequency of 28KHz and a low frequency resonance frequency of 43Hz. This is a true full-range speaker. Mark's consistent control technology for metal basins has rich and delicate vocals, not noisy or irritable, suitable for long listening. For those users who require rich details, great dynamics, and clear and pure hearing, this speaker is very suitable.

Actually listen to the Yanhuang drum, dust drum, etc., immediately shock the low frequency attack, which is absolutely beyond your understanding of the same size speakers; the high frequency is clear and transparent, such as Gu Zheng, violin and other string music, precise and vivid

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Mark HIFI 5.25 Inch Full Range Speaker Unit  Metal Cone

HIFI 2 Inch Full Range Speaker Unit for Computer Speakers

This is a 2-inch full range speaker, its cone adopted flax fiber plus wool, focused on middle frequency and treble, of course, its bass is emphasis point. It is very suitable for making small desktop speakers, the speaker unit’s middle frequency is special thick and mellow, low frequency flexible, high frequency can be extended to 20KHz, which is a good choice used to upgrade computer speakers, because of its high sensitivity, amplifier with 8W-15W can easily push it. It is a very rare full range speaker unit.

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HIFI 2 Inch Full Range Speaker Unit for Computer Speakers