J.C Acoustics
J.C Acoustics UDP-M3 Portable Bluetooth USB DAC & Headphone Amplifier
J.C Acoustics UDP-M3 Portable Bluetooth USB DAC & Headphone Amplifier
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Specification
Specification
J.C Acoustics UDP-M3 Portable Bluetooth USB DAC & Headphone Amplifier
Key Features:
- Desktop-Like Performance in a Portable Design: Two years of meticulous craftsmanship infuse this portable DAC and headphone amplifier with the power and sound quality of a desktop unit.
- Advanced Bluetooth & DAC Technology: Features the Qualcomm QCC5125 Bluetooth chip (supporting LDAC, aptX HD, aptX Low Latency, etc.) and dual AKM4493SEQ DAC chips for desktop-grade audio performance.
- Ultra-Low Latency Processing: XMOS XU316 USB controller and custom FPGA core algorithms, paired with femtosecond clocks, reduce jitter distortion and restore true sound quality.
- High-Power Output: Delivers up to 1500mW per channel (4.4mm balanced output) and 380mW (3.5mm single-ended output) at 32Ω, powered by a 4200mAh polymer lithium battery.
- Intuitive 1.28-Inch Full-Color Display: Provides real-time control over settings and parameters for an enhanced user experience.
- Fast Charging & USB Power Mode: Supports fast charging in just 1.5 hours with a TI battery management chip, and allows simultaneous charging and use.
- Premium Materials: Features Japanese Panasonic film capacitors, polymer button capacitors, and high-precision 0.1% resistors for unmatched stability and low noise.
Technology and Innovations:
The J.C Acoustics UDP-M3 is a masterpiece crafted specifically for Hi-Fi enthusiasts, blending desktop-level performance into a portable form factor. After two years of meticulous refinement, it integrates cutting-edge technologies like the Qualcomm QCC5125 Bluetooth 5.2 chip for lossless audio transmission (LDAC, aptX HD, 24bit/96kHz), dual AKM4493SEQ DAC chips for low-distortion, high-dynamic-range sound, and an XMOS XU316 USB controller for ultra-low-latency audio processing. The custom FPGA core algorithms, paired with Japanese NDK femtosecond clocks, minimize jitter and distortion, ensuring pristine audio reproduction.
Built with premium components—such as Japanese Panasonic film capacitors, polymer button capacitors, and four OPA1656/OPA1642FET op-amps with dual TPA6120A2RGYT for fully balanced amplification—the UDP-M3 rivals desktop units. It features a six-layer thick copper PCB, Jensen audiophile-grade pure silver wiring, and solder for minimal signal loss, delivering a smooth, natural, and immersive listening experience. Whether you’re working, relaxing at night, or traveling, the UDP-M3 brings Hi-Fi purity and warmth to every moment without compromising on space or environment.
Technical Specifications:
Parameter | Details |
---|---|
DAC Chip | AKM 4493SEQ × 2 (fully balanced decoding circuit) |
Bluetooth | Qualcomm QCC5125, Bluetooth 5.1, supports LDAC, aptX HD, aptX Low Latency (24bit/96kHz) |
USB Controller | XMOS XU316 |
Digital Signal Processing | FPGA digital signal shaping with synchronous RECLOCK, global synchronized clock |
Audio Support | DSD512, PCM 384kHz |
Headphone Output | 4.4mm balanced (1500mW @ 32Ω), 3.5mm single-ended (380mW @ 32Ω) |
THD+N | <0.0008% @ 1kHz, 1Vrms (A-weighted/4.4mm balanced) |
SNR | 118dB |
Dynamic Range | 123dB |
Channel Separation | -118dB @ 1kHz |
Battery Life | 8 hours of playback |
Dimensions | 104mm × 66.5mm × 14.8mm |
Weight | 165g |
Charging | Fast charge in 1.5 hours (TI battery management chip), supports charging while using |
Display | 1.28-inch full-color touchscreen |
Why Choose J.C Acoustics UDP-M3?
The J.C Acoustics UDP-M3 is the ultimate portable DAC and headphone amplifier for audiophiles seeking desktop-level sound in a compact design. With its dual AKM4493SEQ DACs, Qualcomm QCC5125 Bluetooth, and custom FPGA algorithms, it delivers smooth, natural, and dynamic audio—perfect for pop, electronic, classical, and more. Its premium materials, including Japanese Panasonic capacitors and Jensen pure silver wiring, ensure minimal signal loss and a rich, immersive listening experience. Whether you’re on the go or at your desk, the UDP-M3 brings Hi-Fi perfection to every moment—get yours now at thehificat.com for $2,498 (approximately $350 USD, subject to region and promotions)!
Important Notes:
Due to the UDP-M3’s full desktop-class architecture, it conducts internal heat to the external casing for dissipation, resulting in temperatures above 40°C during use. This does not affect normal operation or battery life. When used on a desk while charging, temperatures may be higher, similar to using a smartphone during fast charging. Join the official fan group for more firmware updates and documentation—download the manual and Windows driver at: pan.baidu.com/s/1.3zRcLUcpTLmLHb4TzhMZNg?pwd=jc33.











What's in the Box?
What's in the Box?
Shipping & Returns
Shipping & Returns
- Free Standard full searchable Shipping
- DDP(Delivered Duty Paid) Services, No payment on receiption
- Free 7-Day Return Policy!
Shipping Fees
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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Which Couriers To Use?
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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Estimated Delivery Time
1. France, Germany, UK, Italy, Spain, USA.
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
Australia: https://www.17track.net/?nums=UG245685796YP
5.Canada By Canada Post, about 2 weeks.
Vietnam: https://www.17track.net/?nums=VR456508418YP






