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The SMSL AO300 PRO is the ultimate upgrade to the renowned AO300, combining high-fidelity sound with powerful amplification capabilities. Featuring the Cirrus Logic CS43131 decoding chip and a built-in high-power Class D amplifier, the AO300 PRO delivers crystal-clear audio across various playback scenarios, from headphone listening to powering full speaker systems.
The AO300 PRO is an all-in-one solution that combines high-fidelity DAC decoding, headphone amplification, and power amplification. It delivers stunning audio across various devices, making it perfect for audiophiles who demand exceptional sound quality, whether using headphones or powering a speaker system.
With USB, Bluetooth, Optical, Coaxial, HDMI (eARC), and RCA inputs, the AO300 PRO provides flexible connectivity for computers, smartphones, TVs, and more. Whether you’re connecting to a laptop or streaming audio from your phone, the AO300 PRO adapts seamlessly to various setups for a versatile audio experience.
Powered by the Cirrus Logic CS43131 chip, the AO300 PRO delivers exceptional clarity and detail in every note. With support for high-resolution PCM and DSD files, including MQA decoding, it brings out the finest details in your favorite music, providing an immersive listening experience.
The integrated Infineon MA5332MS amplifier provides robust power output, capable of driving both high-end headphones and speakers with ease. The Class D amplifier ensures high-fidelity sound with minimal distortion (THD+N as low as 0.003%), making it ideal for dynamic and detailed sound.
Whether you're listening through headphones or powering your home audio system, the AO300 PRO is designed to deliver pristine audio. With its combination of high-end DAC decoding, amplification, and MQA support, it’s the perfect all-in-one solution for audiophiles seeking the best in sound quality and versatility.
| Model | SMSL AO300 PRO |
| DAC Decoding Chip | Cirrus Logic CS43131 |
| Power Amplifier Chip | MA5332MS |
| Sampling Rate | 32bit/768kHz PCM, DSD256 |
| Bluetooth | Bluetooth 5.3 |
| MQA Decoding | USB Input |
| HDMI Protocol | eARC (compatible with ARC) |
| THD+N | 0.003% |
| SNR | 107dB |
| Output Power | 165W x 2 (4Ω), 85W x 2 (8Ω) |
| Dimensions | 219 x 42 x 185 mm |
| Weight | 1.499 kg (3.3 lbs) |




























Worldwide Free Shipping on Hificat, Please allow 1-3 business days for conduct Quality Control in order to ensure the products quality.
In the event that a shipment is refused delivery by the recipient, is undeliverable, or is returned to sender, Hificat will process a refund to the original payment method used.
If a customer would like the order reshipped, they’ll be charged a reshipment fee. Customers may also be subject to a restocking fee of up to 20 percent of the product cost.
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We collaborate with these courier companies:
Standard Shipping: Yanwen Express
Express Shipping(over $500 can be free): DHL Express, FedEx and SF Express
Hificat has extensive global logistics experience to ensure quality logistics services to consumers.
HiFiCat offers consumers different shipping, depending on the country, a choice of different shipping methods.
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All taxes and duties are prepaid to the carrier by HiFiCat prior to shipping, so there are no taxes or duties to pay when you receive it. 6-10 days to arrive.
Tracking Example
France: https://t.17track.net/en#nums=YT2132021222003141
Germany: https://t.17track.net/en#nums=YT2133621222016083
United Kingdom: https://www.17track.net/?nums=GV779664269GB
Italy:https://t.17track.net/en#nums=YT2133021222011717
Spain:https://t.17track.net/en#nums=YT2129521222003430
United States:https://t.17track.net/en#nums=SUA211205BIUQ1000007
2.EU Country:Filand, Poland, Estonia, Norway, Switzerland, Greece, Sweden, Israel, Czech Republic, Slovenia, Slovakia, Denmark, Netherlands, Latvia, Croatia, Austria, Hungary, Belgium, Bulgaria, Romania, Ireland, Malta, Iceland, Serbia and so on.
All taxes and duties are prepaid to the carrier by HiFiCat prior to shipping, so there are no taxes or duties to pay when you receive it. 10-15 days to arrive.
Filand: https://www.17track.net/?nums=UG324191515YP
Poland: https://www.17track.net/?nums=UG335827360YP
Estonia: https://www.17track.net/?nums=UG363043181YP
Norway: https://www.17track.net/?nums=VR457380806YP
Switzerland: https://www.17track.net/?nums=UG359525911YP
Greece: https://www.17track.net/?nums=UG250851788YP
Sweden: https://www.17track.net/?nums=UG353458343YP
Israel: https://www.17track.net/?nums=UG356134837YP
Czech Republic: https://www.17track.net/?nums=UG320437102YP
Slovenia: https://www.17track.net/?nums=UG349882511YP
Slovakia: https://www.17track.net/?nums=UG349946557YP
Denmark: https://www.17track.net/?nums=UG272480001YP
Netherlands: https://www.17track.net/?nums=UG206078468YP
Latvia: https://www.17track.net/?nums=UG336264373YP
Croatia: https://www.17track.net/?nums=UG331204789YP
Austria: https://www.17track.net/?nums=UG322443180YP
Hungary: https://www.17track.net/?nums=UG313846849YP
Belgium: https://www.17track.net/?nums=UG313858025YP
Bulgaria: https://www.17track.net/?nums=UG309182635YP
Romania: https://www.17track.net/?nums=UG295530616YP
Ireland: https://www.17track.net/?nums=UG286654665YP
Malta:
Iceland: https://www.17track.net/?nums=VR447888050YP
Serbia: https://www.17track.net/?nums=VR447710777YP
Ukraine: https://www.17track.net/?nums=UG331240667YP
Russian Federation: https://www.17track.net/?nums=VR454415418YP
3.South America:Peru, Brazil, Chile
Chile: https://www.17track.net/?nums=UG205949999YP
Brazil: https://www.17track.net/?nums=UG207476109YP
New Zealand: https://www.17track.net/?nums=YE175499582CN
5.Canada By Canada Post, about 2 weeks.

The SMSL RAW DAC1PRO is a highly commendable device, featuring an intuitive graphical interface and comprehensive connectivity options for various sources. I seamlessly integrated a Denafrips Iris DDC using an I2S cable. The audio fidelity achieved is of audiophile caliber, comparable to digital-to-analog converters priced significantly higher. Its aesthetic appeal is further enhanced by its elegant silver casing. This product receives my strongest recommendation. Furthermore, the customer support provided by HIFI Cat is exceptional, demonstrating profound technical expertise, exemplary courtesy, and remarkable flexibility.
The Hifi Cat is excellent place for online shopping of hifi gear. The prices are good, shipping fast and well organized and the whole experience was very plesent for me. From my experience I can easily recommend this webshop.
SMSL AO300 PRO CS43131 High-End DAC/AMP
Ordering process well organised, quick delivery. My smsl AO300 PRO works so good!
SMSL AO300 PRO CS43131 High-End DAC/AMP