{"product_id":"teac-ud-701n-usb-dac-network-audio-player","title":"TEAC UD-701N USB DAC\/Network Audio Player","description":"\u003c!-- ======================================================\n     TEAC UD-701N USB DAC \/ Network Player — AL (bh-*) HTML\n     Two-Column Layout (Overview left \/ Specifications right)\n     ====================================================== --\u003e\n\u003cstyle\u003e\n  .bh-wrap{max-width:1100px;margin:0 auto;padding:1rem 1.25rem;line-height:1.6}\n  .bh-title{font-size:3rem;margin:.25rem 0 1rem}\n  .bh-sub{font-style:italic;margin:0 0 1.25rem}\n  .bh-grid{display:grid;gap:1.25rem}\n  @media(min-width:900px){.bh-grid{grid-template-columns:1.3fr .7fr;align-items:start}}\n  .bh-section{margin:2rem 0}\n  .bh-section h2{margin-top:0}\n  .bh-bullets{list-style:disc;padding-left:1.25rem;margin:.5rem 0 0}\n  .bh-specs{width:100%;border-collapse:collapse}\n  .bh-specs th,.bh-specs td{border:1px solid #e5e7eb;padding:.65rem;vertical-align:top}\n  .bh-specs th{width:42%;background:#f8fafc;text-align:left}\n  .bh-badge{display:inline-block;border:1px solid #e5e7eb;border-radius:999px;padding:.2rem .6rem;margin:.15rem .3rem 0 0;font-size:.85rem}\n  .bh-badges{margin-top:.5rem}\n  .bh-faq details{border:1px solid #e5e7eb;border-radius:.5rem;padding:.75rem 1rem;margin:.5rem 0;background:#fafafa}\n  .bh-faq summary{font-weight:600;cursor:pointer}\n  .bh-note{font-size:.95rem;opacity:.9}\n  .bh-condition{display:inline-block;border:1px solid #e5e7eb;border-radius:999px;padding:.3rem .75rem;margin:.5rem 0 0;font-size:.85rem;background:#fafafa}\n\u003c\/style\u003e\n\u003cdiv class=\"bh-wrap\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Product\"\u003e\n\u003ch1 class=\"bh-title\" itemprop=\"name\"\u003eTEAC UD-701N Network Audio Player USB DAC \/ Network Player\u003c\/h1\u003e\n\u003cp class=\"bh-sub\"\u003eFlagship network audio player, preamplifier, and USB DAC • TEAC ΔΣ (Delta-Sigma) discrete DAC architecture • Dual-monaural, fully balanced circuit layout • TEAC-QVCS high-precision analog volume control • TEAC-HCLD2 high-current line driver buffers • 4-pin XLR balanced headphone amplifier • 10 MHz external master clock input • OpenHome, Roon Ready, Spotify Connect, and Tidal HiFi streaming\u003c\/p\u003e\nThe \u003cstrong\u003eTEAC UD-701N Network Audio Player USB DAC \/ Network Player\u003c\/strong\u003e anchors the brand’s flagship 700 Series, synthesizing reference-grade digital-to-analog conversion, high-resolution network streaming, an analog preamplifier, and a fully balanced headphone amplifier within a single chassis. Centered around the proprietary TEAC ΔΣ (Delta-Sigma) discrete DAC—engineered with in-house discrete resistor networks and algorithms derived from sister-brand Esoteric—the UD-701N bypasses standard off-the-shelf integrated DAC chips to reveal acoustic nuance and dynamic breadth. Featuring a true dual-monaural architecture powered by four high-capacity toroidal core transformers, high-current TEAC-HCLD2 output buffers, and an electronically controlled TEAC-QVCS analog volume ladder, it serves with equal authority as an audiophile headphone hub, standalone digital source, or digital\/analog control preamplifier.\n\u003cdiv class=\"bh-grid\"\u003e\n\u003cdiv\u003e\n\u003csection id=\"features-and-tech\" class=\"bh-section\"\u003e\n\u003ch2\u003eKey Features \u0026amp; Innovations\u003c\/h2\u003e\n\u003cul class=\"bh-bullets\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eTEAC ΔΣ (Delta-Sigma) discrete DAC\u003c\/strong\u003e — in-house developed discrete conversion circuitry utilizes an FPGA running custom algorithms with matched discrete resistor arrays, supporting native playback of DSD up to 22.5 MHz and PCM up to 384 kHz\/32-bit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-monaural, fully balanced architecture\u003c\/strong\u003e — complete physical and electrical isolation between left and right channels from digital conversion through the analog output stages prevents crosstalk and maximizes channel separation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour toroidal core power transformers\u003c\/strong\u003e — independent oversized toroidal transformers are dedicated to the left analog channel, right analog channel, digital processing circuitry, and network module to eliminate mutual electrical interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTEAC-QVCS analog volume control preamplifier\u003c\/strong\u003e — Quad Volume Control System employs four variable-gain amplifier networks (Left\/Right, Positive\/Negative) in 0.5 dB increments, maintaining signal-to-noise ratio and channel balance even at whisper-quiet levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTEAC-HCLD2 high-current line drivers\u003c\/strong\u003e — enhanced High-Current Line Driver circuits ensure instantaneous current delivery, driving long cable runs and downstream power amplifiers with dynamic transient control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced 4-pin XLR and 6.3 mm headphone amplification\u003c\/strong\u003e — discrete diamond-buffer headphone stage provides dedicated balanced drive (via front-panel 4-pin XLR) and active-ground drive across standard 1\/4\" terminations to power demanding planar and high-impedance dynamic headphones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive high-resolution network streaming\u003c\/strong\u003e — OpenHome and DLNA compliant, Roon Ready, Spotify Connect, and Tidal HiFi integration, complemented by full hardware MQA decoding across network, USB, and digital inputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 MHz master clock synchronization\u003c\/strong\u003e — rear-panel 50-ohm BNC input allows synchronization with external 10 MHz reference master clock generators (such as the TEAC CG-10M) for jitter-free clock accuracy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection id=\"faq\" class=\"bh-section bh-faq\"\u003e\n\u003ch2\u003eFAQ — TEAC UD-701N Network Audio Player \/ USB DAC\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan the TEAC UD-701N be used directly with a power amplifier without a separate preamp?\u003c\/summary\u003e\n\u003cp\u003eYes. The \u003cstrong\u003eTEAC UD-701N\u003c\/strong\u003e includes a reference-grade analog preamplifier section utilizing the TEAC-QVCS four-circuit resistor ladder volume control. Its analog RCA and balanced XLR line outputs can be set to variable output mode, allowing you to connect directly to active speakers or a stereo power amplifier (such as the TEAC AP-701).\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow does the TEAC ΔΣ discrete DAC differ from conventional DAC chips?\u003c\/summary\u003e\n\u003cp\u003eRather than relying on standardized commercial delta-sigma DAC chips from third-party manufacturers, TEAC engineered a fully discrete conversion stage based on technology shared with their high-end Esoteric division. An FPGA chip runs proprietary discrete algorithms that feed discrete resistor ladders, resulting in a more organic, uncompressed analog soundstage and natural micro-dynamic expression.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes the UD-701N feature analog inputs for legacy sources?\u003c\/summary\u003e\n\u003cp\u003eYes. In addition to its USB, network, optical, and coaxial digital inputs, the UD-701N features two sets of analog audio line inputs (one balanced stereo XLR pair and one unbalanced stereo RCA pair), allowing you to route analog sources such as phono preamplifiers or tuners through its preamplifier section.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat are the benefits of the front-panel 4-pin XLR headphone output?\u003c\/summary\u003e\n\u003cp\u003eThe 4-pin XLR output provides a fully balanced drive where the left and right channels maintain separate positive and negative signal paths all the way to the headphone transducers. This eliminates shared ground return crosstalk, dramatically improves signal-to-noise ratio, and doubles the available voltage swing to easily drive demanding audiophile headphones.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection id=\"why-buy\" class=\"bh-section\"\u003e\n\u003ch2\u003eWhy Buy From Us\u003c\/h2\u003e\n\u003cul class=\"bh-bullets\"\u003e\n\u003cli\u003eAuthorized TEAC reference dealer offering 100% genuine factory-sealed components with full manufacturer warranty\u003c\/li\u003e\n\u003cli\u003eExpert technical assistance on network audio configuration, external clock synchronization, and balanced system matching\u003c\/li\u003e\n\u003cli\u003eDedicated concierge customer service for high-end digital audio and desktop headphone listening setups\u003c\/li\u003e\n\u003cli\u003eFast, secure insured freight shipping with protective packaging on every order\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection id=\"related\" class=\"bh-section\"\u003e\n\u003ch2\u003eRelated \u0026amp; System Matches\u003c\/h2\u003e\n\u003cul class=\"bh-bullets\"\u003e\n\u003cli\u003eTEAC AP-701 Stereo \/ Bi-Amp \/ Bridgeable Power Amplifier\u003c\/li\u003e\n\u003cli\u003eTEAC CG-10M 10 MHz Master Clock Generator\u003c\/li\u003e\n\u003cli\u003eTEAC PD-505T Dedicated CD Transport\u003c\/li\u003e\n\u003cli\u003eAudio-Technica ATH-ADX3000 and ATH-WP900 Audiophile Headphones\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c!-- RIGHT COLUMN --\u003e\n\u003caside\u003e\n\u003csection id=\"specs\" class=\"bh-section\"\u003e\n\u003ch2\u003eTEAC UD-701N Specs\u003c\/h2\u003e\n\u003ctable class=\"bh-specs\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eNetwork Audio Player, USB DAC, Preamplifier, and Headphone Amp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eD\/A Converter\u003c\/th\u003e\n\u003ctd\u003eTEAC ΔΣ (Delta-Sigma) Discrete DAC (FPGA + Discrete Resistor Array)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCircuit Architecture\u003c\/th\u003e\n\u003ctd\u003eFully Balanced, Dual-Monaural with TEAC-HCLD2 Buffers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Supply\u003c\/th\u003e\n\u003ctd\u003e4 Independent Toroidal Core Power Transformers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFrequency Response\u003c\/th\u003e\n\u003ctd\u003e5 Hz – 80,000 Hz (+1\/-5 dB, PCM 192 kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSignal-to-Noise Ratio\u003c\/th\u003e\n\u003ctd\u003e110 dB (A-weighted, 1 kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal Harmonic Distortion\u003c\/th\u003e\n\u003ctd\u003e0.005% (1 kHz, PCM 192 kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNetwork Connectivity\u003c\/th\u003e\n\u003ctd\u003eEthernet Gigabit LAN (RJ-45), OpenHome, Roon Ready, Spotify Connect, Tidal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUSB DAC Input\u003c\/th\u003e\n\u003ctd\u003eUSB Type-B (USB 2.0 Asynchronous); supports PCM 384 kHz\/32-bit, DSD 22.5 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDigital Audio Inputs\u003c\/th\u003e\n\u003ctd\u003e• Coaxial S\/PDIF (RCA) x 2\u003cbr\u003e• Optical Toslink x 2\u003cbr\u003e• USB-A (Front \u0026amp; Rear Flash Drive Playback) x 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAnalog Audio Inputs\u003c\/th\u003e\n\u003ctd\u003e• Balanced XLR x 1 Pair\u003cbr\u003e• Unbalanced RCA x 1 Pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAnalog Audio Outputs\u003c\/th\u003e\n\u003ctd\u003e• Balanced XLR (Fixed \/ Variable \/ Off) x 1 Pair\u003cbr\u003e• Unbalanced RCA (Fixed \/ Variable \/ Off) x 1 Pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeadphone Outputs\u003c\/th\u003e\n\u003ctd\u003e• 4-Pin XLR Balanced Connector x 1 (up to 700 mW + 700 mW into 32 Ohms)\u003cbr\u003e• 6.3 mm (1\/4\") Stereo Jack x 1 (supports Active Ground \/ Unbalanced)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClock Synchronization\u003c\/th\u003e\n\u003ctd\u003eBNC Input x 1 (50 Ohms, 10 MHz Sine\/Square Wave)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBluetooth Support\u003c\/th\u003e\n\u003ctd\u003eBluetooth 4.2 (LDAC, LHDC, Qualcomm® aptX™ HD, aptX™, AAC, SBC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Consumption\u003c\/th\u003e\n\u003ctd\u003e40 W (0.4 W in Standby)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions (W x H x D)\u003c\/th\u003e\n\u003ctd\u003e444 mm x 111 mm x 334 mm (17.5\" x 4.4\" x 13.1\") including protrusions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003eApprox. 11.8 kg (26.0 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"bh-note\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection id=\"whats-in-the-box\" class=\"bh-section\"\u003e\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul class=\"bh-bullets\"\u003e\n\u003cli\u003eTEAC UD-701N Network Audio Player USB DAC\u003c\/li\u003e\n\u003cli\u003eRC-1330 Dedicated Aluminum Remote Control\u003c\/li\u003e\n\u003cli\u003eAAA Batteries for Remote (x 2)\u003c\/li\u003e\n\u003cli\u003eDetachable AC Power Cable\u003c\/li\u003e\n\u003cli\u003eFoot Base Cushion Pads (x 3)\u003c\/li\u003e\n\u003cli\u003eOwner's Manual \u0026amp; Warranty Card\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- No purchase\/CTA section --\u003e\u003c\/aside\u003e\n\u003c\/div\u003e\n\u003cmeta itemprop=\"brand\" content=\"TEAC\"\u003e \u003cmeta itemprop=\"category\" content=\"Network Players, DACs, Headphone Amplifiers, Preamplifiers, Digital Audio Sources, High-End Audio Components\"\u003e\n\u003c\/div\u003e","brand":"TEAC","offers":[{"title":"Black","offer_id":52017921130862,"sku":"TEAUD701NB","price":4299.99,"currency_code":"USD","in_stock":true},{"title":"Silver","offer_id":52017921163630,"sku":"TEAUD701NS","price":4299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/1537\/4703\/files\/teaud701nb__13132.1687290802.3000.3000_2nd.jpg?v=1738859212","url":"https:\/\/audiolab.com\/products\/teac-ud-701n-usb-dac-network-audio-player","provider":"Audiolab","version":"1.0","type":"link"}