If you want a lightweight, durable headset designed for long office hours with Microsoft Teams integration and premium noise isolation, choose Hewlett Poly Blackwire 3320; if you need a wired solution that prioritizes active dual-microphone noise cancellation and a metal-reinforced frame for professional durability, choose Yealink UH35.
• Hewlett Poly Blackwire 3320: Strengths include a 7.10-foot cable for maximum workspace freedom and sound quality optimized for stereo audio; the trade-off is its on-ear design which may not block out as much ambient noise as over-ear models.
• Yealink UH35: Strengths feature a dual-noise cancelling microphone system and a metal-reinforced frame for ruggedness; the trade-off is its significantly lower impedance of 4.8 ohms, which requires specific device matching for optimal output compared to higher-impedance units.
• Who it's for: The Blackwire 3320 suits professionals who value extended cable reach and balanced stereo sound, while the UH35 fits users seeking a robust build with advanced microphone technology for clear voice transmission in noisy environments.
The Hewlett Poly Blackwire 3320 is engineered for the user who values movement and comfort above all else. With a cable length of 7.10 feet, this headset offers a level of flexibility that most standard office headsets simply cannot match. You are not tethered to a small desk area; you can walk to the printer, pace during a call, or stretch your legs without worrying about pulling the cord tight. This is particularly valuable for anyone working in an open-plan office where you might be moving between desks or standing up frequently. The binaural, on-ear design features a padded headband and an adjustable fit, ensuring that you can wear it comfortably for extended periods without the pressure points often associated with heavier gear.
Audio performance is another pillar of this headset. It delivers stereo audio with a frequency response ranging from 20 Hz to 20 kHz, capturing the full spectrum of sound for natural reproduction. Whether you are listening to music during a break or engaging in a detailed conference call, the 32 Ohm impedance rating ensures compatibility with a wide range of devices while maintaining optimal audio output. The inclusion of SoundGuard technology provides essential noise reduction and echo reduction features, which helps keep your conversations clear even when background chatter rises around you. If you find yourself constantly adjusting volume levels or struggling with audio clarity due to room noise, this model addresses those issues directly through its hardware specifications.
We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-10-28 · 7 min read · Independent comparison
This headset is ideal for the remote worker or hybrid employee who needs a reliable, plug-and-play solution that connects instantly via USB-C. Its Microsoft Teams certification means the dedicated button allows for seamless integration and quick access to calls without fumbling through software settings. However, if your primary requirement is absolute silence or heavy-duty noise blocking, the on-ear design might feel less isolating than an over-ear alternative. It is also worth noting that the overall weight is listed as 1 pound, which is substantial enough to feel secure but light enough for all-day use. You should consider this model if you prioritize a balance of professional aesthetics, extensive cable reach, and high-quality stereo sound for both work and multimedia consumption.
The Yealink UH35 is built for the professional who demands clarity and durability in their communication tools. Its standout feature is the dual-noise cancelling microphone system. Unlike single-mic setups that struggle to filter out background din, this headset uses two microphones with advanced noise cancellation technology to ensure your voice comes through crystal clear. This is critical for anyone taking calls from coffee shops, busy home offices, or shared workspaces where ambient noise is a constant threat to conversation quality. The passive noise cancellation provided by the oval-shaped, noise-isolating foam ear pads further enhances your focus, allowing you to tune out distractions while keeping you connected to your team.
Durability is another key selling point for the UH35. The construction combines high-quality plastic with a reinforced metal frame, making it a sturdy choice for daily wear and tear. The leather headband and skin-friendly materials add a layer of comfort that supports extended use, preventing fatigue during long meetings. The 35mm speaker drivers deliver premium audio quality for both calls and music, ensuring a rich listening experience. Additionally, the highly visible busylight with red LEDs serves as a practical visual cue for colleagues, signaling when you are in a conversation and reducing interruptions. This attention to detail makes it a strong candidate for business environments where professionalism and reliability are paramount.
However, the technical specifications suggest a different approach to audio impedance. With a rating of just 4.8 ohms, the UH35 is tuned for specific power outputs and may behave differently depending on the source device compared to higher-impedance alternatives. While the dynamic driver type ensures a good frequency range of 20 Hz to 20,000 Hz, the lower impedance indicates a design focused on efficiency and direct drive rather than high-power amplification. This headset is perfect for the corporate user who needs a lightweight (only 139.5 g) yet robust tool that integrates seamlessly with major UC platforms and Yealink IP phones. If you are looking for a headset that emphasizes microphone precision and structural integrity over raw audio power, the UH35 is the logical choice.
• Best for cable reach and mobility → Hewlett Poly Blackwire 3320 with its 7.10 ft cable allows for greater freedom of movement than typical wired options.
• Best for microphone clarity in noisy spaces → Yealink UH35 thanks to its dual-noise cancelling microphone setup which actively filters out background sounds.
• Best for audio impedance versatility → Hewlett Poly Blackwire 3320 offers a 32 Ohm rating that ensures broad compatibility with various devices and optimal output.
• Best for structural durability → Yealink UH35 features a metal-reinforced frame that adds significant strength to the plastic housing.
• Best for comfort during long sessions → Hewlett Poly Blackwire 3320 provides a padded headband and adjustable fit designed specifically for all-day wearing comfort.
• Best for visual presence and cues → Yealink UH35 includes a highly visible red LED busylight to signal availability status clearly.
• Best for integrated Microsoft Teams workflow → Both are certified, but the Blackwire 3320 highlights a dedicated button for quick access, while the UH35 focuses on native integration.
• Best for lightweight portability → Yealink UH35 weighs only 139.5 g, making it significantly lighter than the 1-pound Blackwire 3320.
After analyzing the design specs and intended use cases for both models, I would choose the Yealink UH35 for my own daily work setup. While the Blackwire 3320 offers excellent cable length and stereo depth, the dual-noise cancelling microphone system on the Yealink is a non-negotiable feature for me. In my opinion, clear voice transmission is far more critical than extra cable inches, especially when working in environments that are rarely silent. The metal-reinforced frame also gives me confidence that this headset will withstand the rigors of daily travel and office use better than the plastic-heavy construction of the competitor.
That said, if you are someone who values the ability to move freely across a large floor plan without being tethered by a short cord, the Blackwire 3320 becomes the superior option. Its 7.10-foot cable is a genuine game-changer for workflow flexibility. Ultimately, for running or other high-movement scenarios where stability and audio clarity are paramount, the Yealink UH35 remains my top pick for its balanced combination of lightweight design, robust build, and superior voice isolation technology. It is the headset I would recommend for anyone needing a reliable "headset for running" or general sports activity where volume limiting sports earbuds for running might not provide the necessary protection or connectivity.
Both headsets are wired, so they are not ideal for intense running where cords can get tangled. However, the lightweight Yealink UH35 at 139.5g is easier to manage during low-intensity movement, while the Blackwire 3320's longer cable offers more slack if you need to move around a stationary workout area.
The Yealink UH35 takes the lead with its dual-noise cancelling microphones, which actively filter out background noise for clearer voice pickup. The Blackwire 3320 relies on SoundGuard technology for echo reduction but lacks the dual-mic array found in the Yealink.
Both models cover the full human hearing spectrum with a frequency range of 20 Hz to 20,000 Hz (or 20 kHz). The Blackwire 3320 achieves this with a 32 Ohm impedance, while the Yealink UH35 uses a 4.8 Ohm rating, meaning they require different power inputs to achieve their respective audio outputs.
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