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1. The frame is stainless.
2. Dual ES9028pro chips are used with extremely high quality components surrounding them.
3. It has batteries being used. A battery for the DAC and CPU, the rest (4pcs) of the batteries form a high voltage battery pack for analog stage.
4. Analog volume control.
5. The price will be around 2,000USD.
_ Le DX220 à gauche et le DX220 Max à droite
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https://audio123reviews.com/2019/07/20/ ... 220-max/2/