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The DO300 is a high-end audio digital-to-analog converter that supports MQA decoding and MQA-CD playback. It features the latest 3rd generation XMOS XU-316 and the flagship DAC chip ES9039MSPRO of USA ESS, which provides exceptional sound quality with PCM support up to 32bit/768kHz and DSD support to DSD512.
With its eight-channel parallel circuit design, the DO300 achieves an incredibly low distortion of just 0.00005% (-125dB) and excellent stability. It uses 11 high-end dual op amps and a large number of audiophile components to deliver outstanding audio performance.
To eliminate jitter during SPDIF transmission, the DO300 features a 2nd PLL, while the new self-developed CK-03 clock processing circuit greatly reduces clock jitter. The DAC supports DOP independent display function to accurately determine the current decoding format.
The DO300 provides multiple input options, including USB, optical fiber, coaxial, AES, and I2S, with support for DSD transmission. Coaxial and optical fiber also support DOP64. The device is equipped with a high-quality all-aluminum alloy shell and gold-plated input and output connection terminals.
Other features include Qualcomm high-end Bluetooth chip support, Japan Audio Association (JAS) Hi-Res certification, and a tempered glass color IPS display. The DO300 also has built-in low-noise power processing and multiple low-noise regulated power supplies, providing a stable, reliable, efficient, and low-noise power supply system.
The DO300 comes with a remote control and full-featured remote control, making it easy to use and control. Overall, the DO300 is an exceptional MQA&MQA-CD Audio DAC that delivers exceptional sound quality and performance.
A new tariff system will take effect across all 27 EU member states starting 1 July 2026. The EU is abolishing the duty exemption for low-value parcels — all goods entering the EU will now be subject to customs duties, including a fixed duty of €3 per HS tariff code category for IOSS-declared goods under €150.
A handling surcharge of USD $5 has been applied to all standard shipments to EU countries on orders under $500. Orders over $500 qualify for free expedited shipping.
We collaborate with the following courier companies:
In the event that a shipment is refused, undeliverable, or returned to sender, HiFiCat will process a refund to the original payment method. If a customer requests reshipment, a reshipment fee will apply. A restocking fee of up to 20% may also apply.
All taxes and duties are prepaid (DDP). 5–10 working days. Free standard shipping.
Tracking examples:
Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Estonia, Finland, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Cyprus
All taxes and duties are prepaid (DDP). 10–15 working days.
💰 Shipping cost: $5.00 USD (orders $0–$500) | Free (orders $500+, via DHL Express)
Tracking examples:
Norway, Switzerland, Ukraine, Armenia, North Macedonia, Moldova, Monaco, San Marino, Vatican City, Serbia, Albania, Kosovo, Montenegro, Bosnia & Herzegovina, Belarus, Georgia, Andorra, Guernsey, Jersey, Faroe Islands, Svalbard & Jan Mayen, Guadeloupe, Réunion, Gibraltar, Isle of Man, Mayotte, Iceland, Liechtenstein, Turkey
All taxes and duties are prepaid (DDP). 10–15 working days. Free standard shipping.
Main tracking portal: https://t.17track.net/
📧 Email: support@thehificat.com
📞 Tel: +8619270016096
