[{"id":274046550175,"handle":"accessories","updated_at":"2025-12-18T10:12:19-07:00","published_at":"2021-08-02T03:16:33-06:00","sort_order":"best-selling","template_suffix":"top-level","published_scope":"global","title":"Accessories","body_html":"","image":{"created_at":"2021-08-02T03:16:32-06:00","alt":"Audio Video Accessories","width":1080,"height":429,"src":"\/\/listenup.com\/cdn\/shop\/collections\/article-details.png?v=1641415272"}},{"id":639668617375,"handle":"all-regularly-priced-items","updated_at":"2025-12-18T08:45:46-07:00","published_at":"2024-11-30T15:25:35-07:00","sort_order":"best-selling","template_suffix":null,"published_scope":"web","title":"All Regularly Priced Items","body_html":null},{"id":280456888479,"handle":"audio","updated_at":"2025-12-18T11:11:43-07:00","published_at":"2021-12-02T11:21:36-07:00","sort_order":"best-selling","template_suffix":"top-level","published_scope":"global","title":"Audio","body_html":"","image":{"created_at":"2022-01-06T15:53:45-07:00","alt":"audio","width":971,"height":386,"src":"\/\/listenup.com\/cdn\/shop\/collections\/audio.png?v=1641509626"}},{"id":294609191071,"handle":"ifi-audio","title":"Ifi Audio","updated_at":"2025-12-18T11:14:54-07:00","body_html":"\u003cp style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/listenup.com\/pages\/ifi\" title=\"Shop all iFi Audio - headphone amps, dac, phono preamps, and more\"\u003eiFi Audio\u003c\/a\u003e is a UK-based manufacturer known for creating high-performance, compact audio gear that brings studio-quality sound to home and portable setups. With a focus on innovation, they design DACs, headphone amps, and streamers that blend audiophile-grade performance with cutting-edge technology.\u003c\/p\u003e","published_at":"2023-10-19T10:34:59-06:00","sort_order":"best-selling","template_suffix":"","disjunctive":false,"rules":[{"column":"vendor","relation":"equals","condition":"iFi"}],"published_scope":"global","image":{"created_at":"2024-05-01T07:45:16-06:00","alt":null,"width":1080,"height":1080,"src":"\/\/listenup.com\/cdn\/shop\/collections\/Untitled_design_6.png?v=1714571117"}},{"id":640781058207,"handle":"ifi-audio-cables","title":"iFi Audio Cables","updated_at":"2025-12-09T05:08:31-07:00","body_html":"\u003cp style=\"text-align: center;\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003ca href=\"https:\/\/listenup.com\/pages\/ifi\" title=\"iFi Audio Cables\"\u003eiFi Audio's\u003c\/a\u003e Cables collection offers a selection of high-quality audio cables and accessories designed to enhance signal integrity and sound clarity.\u003c\/span\u003e \u003cbr\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eFrom balanced 4.4mm to XLR cables and iEMatch adapters to audiophile-grade OTG cables, each product is crafted to deliver superior performance for discerning audiophiles.\u003c\/span\u003e\u003c\/p\u003e","published_at":"2025-07-24T13:07:16-06:00","sort_order":"best-selling","template_suffix":"","disjunctive":false,"rules":[{"column":"vendor","relation":"equals","condition":"iFi"},{"column":"title","relation":"contains","condition":"cable"}],"published_scope":"global","image":{"created_at":"2025-07-24T13:09:59-06:00","alt":"iFi Audio Cables","width":1800,"height":1800,"src":"\/\/listenup.com\/cdn\/shop\/collections\/4480c3e9-b2ef-4b2e-a1f0-434fa4f314fb.jpg?v=1753384199"}},{"id":301037224095,"handle":"ifi-silent-power","title":"iFi Audio SilentPower","updated_at":"2025-12-16T10:41:33-07:00","body_html":"\u003cp style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/listenup.com\/pages\/ifi\" title=\"Shop at Online Authorized Online Retailer ListenUp\"\u003eiFi's\u003c\/a\u003e \u003ca href=\"https:\/\/listenup.com\/collections\/ifi-silent-power\" title=\"iFi SilentPower features power conditioners, usb noise cleaners, and power cables\"\u003eSilentPower's\u003c\/a\u003e journey began two decades ago at our ultrahigh-end sister company, AMR, where iFi pioneered technologies like AMR's OptiMains and patented ANC technology. \u003cbr\u003eThis innovation is now a staple in our products, including the iPower and iPurifier series. Born out of a quest for high-quality power supplies for iFi audio products.\u003c\/p\u003e\n\u003c!----\u003e","published_at":"2024-06-20T10:14:20-06:00","sort_order":"created-desc","template_suffix":"","disjunctive":false,"rules":[{"column":"vendor","relation":"equals","condition":"iFi"},{"column":"title","relation":"contains","condition":"silent"},{"column":"title","relation":"not_contains","condition":"Clearance"}],"published_scope":"global","image":{"created_at":"2024-06-20T10:39:17-06:00","alt":"Shop Silent Power at Online Retailer ListenUp","width":1080,"height":1080,"src":"\/\/listenup.com\/cdn\/shop\/collections\/Untitled_design_0de29b13-5aff-4cf3-94a3-504844d1f4ee.png?v=1718901558"}},{"id":275936739487,"handle":"power-protection","updated_at":"2025-12-16T10:41:05-07:00","published_at":"2021-08-25T08:13:13-06:00","sort_order":"best-selling","template_suffix":"default","published_scope":"global","title":"Power Protection and Conditioning","body_html":"","image":{"created_at":"2022-01-05T14:18:40-07:00","alt":"power protection for av equipment","width":1080,"height":1080,"src":"\/\/listenup.com\/cdn\/shop\/collections\/power-protection.png?v=1712337124"}},{"id":301151355039,"handle":"welcome10","updated_at":"2025-12-18T12:14:43-07:00","published_at":"2024-07-02T15:18:25-06:00","sort_order":"best-selling","template_suffix":null,"published_scope":"web","title":"Welcome10","body_html":null}]
The Pulsar USB is a high-performance USB audio cable and power conditioner built to eliminate digital noise and preserve high-resolution sound. It features galvanic isolation, Active Noise Cancellation, and ultra-pure OFHC copper conductors in a quad-shielded flat design. With full USB 3.1 compatibility and 10Gbps speeds, it ensures optimal playback quality and stable performance for any audiophile-grade setup. Designed for DACs, streamers, and audio professionals, the Pulsar USB delivers faster, cleaner, and clearer audio.
Get the Details
The Pulsar USB is a game-changer in USB audio — it’s like lifting a veil off the music. Detail, depth, and dynamics come alive with none of the digital glare typical of standard USB connections. Its plug-and-play simplicity hides the advanced engineering inside, making it a must-have for any serious listener.
Dylan Crane
Brand Manager
Details
iFi Audio Pulsar USB
Unlock the full potential of your digital audio system with the Pulsar USB — a precision-engineered cable and conditioner that redefines USB audio performance. Unlike generic USB cables that compromise sound with poor shielding and noise-prone construction, the Pulsar delivers pristine signal integrity through galvanic isolation, targeted Active Noise Cancellation, and audiophile-grade materials. Built with high-purity OFHC copper, advanced quad shielding, and stable 90Ω impedance, it ensures clean power and uncompromised high-speed data transmission. Whether you're connecting a DAC, streamer, or audio interface, the Pulsar USB delivers nothing but the music — fast, pure, and transparent.
Specifications
Inputs: USB-C Male
Output: USB-C Male
Power Output: 5V / 1.5A
Cable Length: 1 metre
Data Speed: USB 3.1, up to 10Gbps
Conductor Material: Heavy OFHC continuous cast copper silver matrix
Insulation: HD Polyethylene
Shielding: Quad-shield for maximum noise protection
Impedance: 90Ω ±1%
Dimensions: 136 x 86 x 45mm (5.4 x 3.4 x 1.8”)
Net Weight: 187g (6.6 oz)
Warranty: Limited 12 months
Included Accessories: USB-C to USB-A adapter, USB-C to USB-B adapter, Quick Start Guide, Instruction Card
Key Features List
Galvanic Isolation: Physically separates power and data to eliminate noise from ground loops and RF interference.
Active Noise Cancellation: Inverts and cancels power line noise for up to 40dB reduction — 100x quieter than standard filters.
High-Purity Copper Construction: Utilizes thick OFHC copper with a silver matrix for low-resistance, high-fidelity transmission.
Quad-Layer Shielding: Blocks EMI/RFI with four layers of protection to maintain signal integrity in any environment.
Optimized 90Ω Impedance: Maintains a precise 90-ohm transmission line with minimal deviation for true USB audio performance.
USB 3.1 SuperSpeed Data: Supports 10Gbps transfer rate to flawlessly stream high-res audio without dropouts or distortion.
Q&A Section
Q: What makes the Pulsar USB better than a regular USB cable? A: The Pulsar uses galvanic isolation, active noise cancellation, and audiophile-grade materials to remove noise and preserve high-resolution audio detail.
Q: Does it improve sound quality with all DACs? A: Yes, it's compatible with all USB DACs and enhances any system by delivering cleaner power and a more accurate digital signal.
Q: Is this only for USB-C devices? A: No, it includes USB-C to USB-A and USB-B adapters, making it compatible with a wide range of USB audio gear.
Q: How does the Active Noise Cancellation work? A: It detects EMI/RFI noise on the power line and cancels it with an inverted signal, similar to how noise-canceling headphones work.
Q: Can I use it for both power and data? A: Yes, the Pulsar transmits both clean 5V power and high-speed 10Gbps USB data.
Q: Is this a USB 2.0 or USB 3.1 cable? A: It's USB 3.1 compatible and supports up to 10Gbps data speeds — 20 times faster than USB 2.0.
Q: How long is the cable? A: The Pulsar USB cable is 1 metre long.
Q: Does it require special drivers or setup? A: No, it’s a plug-and-play device — just connect it and enjoy instant improvements in sound quality.
Reviews
Product Description
Product Description
The Pulsar USB is a high-performance USB audio cable and power conditioner built to eliminate digital noise and preserve high-resolution sound. It features galvanic isolation, Active Noise Cancellation, and ultra-pure OFHC copper conductors in a quad-shielded flat design. With full USB 3.1 compatibility and 10Gbps speeds, it ensures optimal playback quality and stable performance for any audiophile-grade setup. Designed for DACs, streamers, and audio professionals, the Pulsar USB delivers faster, cleaner, and clearer audio.
Get the Details
The Pulsar USB is a game-changer in USB audio — it’s like lifting a veil off the music. Detail, depth, and dynamics come alive with none of the digital glare typical of standard USB connections. Its plug-and-play simplicity hides the advanced engineering inside, making it a must-have for any serious listener.
Dylan Crane
Brand Manager
Details
Details
iFi Audio Pulsar USB
Unlock the full potential of your digital audio system with the Pulsar USB — a precision-engineered cable and conditioner that redefines USB audio performance. Unlike generic USB cables that compromise sound with poor shielding and noise-prone construction, the Pulsar delivers pristine signal integrity through galvanic isolation, targeted Active Noise Cancellation, and audiophile-grade materials. Built with high-purity OFHC copper, advanced quad shielding, and stable 90Ω impedance, it ensures clean power and uncompromised high-speed data transmission. Whether you're connecting a DAC, streamer, or audio interface, the Pulsar USB delivers nothing but the music — fast, pure, and transparent.
Specifications
Inputs: USB-C Male
Output: USB-C Male
Power Output: 5V / 1.5A
Cable Length: 1 metre
Data Speed: USB 3.1, up to 10Gbps
Conductor Material: Heavy OFHC continuous cast copper silver matrix
Insulation: HD Polyethylene
Shielding: Quad-shield for maximum noise protection
Impedance: 90Ω ±1%
Dimensions: 136 x 86 x 45mm (5.4 x 3.4 x 1.8”)
Net Weight: 187g (6.6 oz)
Warranty: Limited 12 months
Included Accessories: USB-C to USB-A adapter, USB-C to USB-B adapter, Quick Start Guide, Instruction Card
Key Features List
Galvanic Isolation: Physically separates power and data to eliminate noise from ground loops and RF interference.
Active Noise Cancellation: Inverts and cancels power line noise for up to 40dB reduction — 100x quieter than standard filters.
High-Purity Copper Construction: Utilizes thick OFHC copper with a silver matrix for low-resistance, high-fidelity transmission.
Quad-Layer Shielding: Blocks EMI/RFI with four layers of protection to maintain signal integrity in any environment.
Optimized 90Ω Impedance: Maintains a precise 90-ohm transmission line with minimal deviation for true USB audio performance.
USB 3.1 SuperSpeed Data: Supports 10Gbps transfer rate to flawlessly stream high-res audio without dropouts or distortion.
Q&A Section
Q: What makes the Pulsar USB better than a regular USB cable? A: The Pulsar uses galvanic isolation, active noise cancellation, and audiophile-grade materials to remove noise and preserve high-resolution audio detail.
Q: Does it improve sound quality with all DACs? A: Yes, it's compatible with all USB DACs and enhances any system by delivering cleaner power and a more accurate digital signal.
Q: Is this only for USB-C devices? A: No, it includes USB-C to USB-A and USB-B adapters, making it compatible with a wide range of USB audio gear.
Q: How does the Active Noise Cancellation work? A: It detects EMI/RFI noise on the power line and cancels it with an inverted signal, similar to how noise-canceling headphones work.
Q: Can I use it for both power and data? A: Yes, the Pulsar transmits both clean 5V power and high-speed 10Gbps USB data.
Q: Is this a USB 2.0 or USB 3.1 cable? A: It's USB 3.1 compatible and supports up to 10Gbps data speeds — 20 times faster than USB 2.0.
Q: How long is the cable? A: The Pulsar USB cable is 1 metre long.
Q: Does it require special drivers or setup? A: No, it’s a plug-and-play device — just connect it and enjoy instant improvements in sound quality.
