How We Research
We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
If you want a wireless, dual-ear headset that lets you walk away from your desk and mutes the room around you, choose PLT Plantronics; if you need a lightweight, wired USB-C headset that keeps your voice clean on calls for a full shift, choose Cyber Acoustics AC-304C.
• PLT Plantronics — biggest strength: true wireless freedom with a USB-A Bluetooth adapter, up to 98 feet of roaming range, and active noise canceling on the earcups.
• PLT Plantronics — biggest trade-off: you're paying for a full wireless system with batteries to charge, and it's an over-ear design, so it's the bulkier, more involved option.
• Cyber Acoustics AC-304C — biggest strength: a featherweight on-ear build with a boom mic and AI-powered noise cancellation that plugs straight into USB-C.
• Cyber Acoustics AC-304C — biggest trade-off: it's wired, so the cable decides where you sit, and the noise control targets your outgoing voice rather than the sound coming into your ears.
• Pick PLT Plantronics if you're a professional who moves around during calls and wants to block out a noisy room on both ends of the conversation.
• Pick Cyber Acoustics AC-304C if you want a simple, comfortable, always-ready headset for long shifts of back-to-back calls at a fixed desk.
The Voyager Focus UC is built around one idea: let a professional disappear from their desk without dropping the call. It connects wirelessly to a PC or Mac through an included USB-A Bluetooth adapter, and it can also pair to a mobile phone over Bluetooth, so the same headset follows you between your computer and your phone. It's certified for Microsoft Teams and compatible with other leading collaboration and voice platforms, which matters if your workday lives inside one of those apps.
The audio design is the real story here. Active noise canceling in the earcups lets you focus on the caller instead of whatever is happening around you, and three noise-canceling microphones work the other direction so the person on the far end hears your voice rather than your environment. That two-sided approach is why I'd point it at people in genuinely distracting spaces — a busy office, a home with kids or pets, an open-plan floor. Battery figures back up the all-day pitch: up to 12 hours of talk time (10 with ANC on) and up to 15 hours of listening (12 with ANC on), with a charge time of about 10 hours. You can roam up to 98 feet (30 meters), so refilling coffee mid-meeting isn't a problem.
Cyber Acoustics AC-304C: Who It's For
The AC-304C takes the opposite approach: stay plugged in, stay light, stay clear. It's a wired USB headset with a USB-C connection, and Cyber Acoustics includes a USB-C to USB-A adapter so it works with either port style. There's no pairing, no battery, no charging routine — you plug it in and it's ready. That plug-and-play simplicity is the whole appeal for someone who takes call after call at the same desk.
The microphone is where the engineering goes. A multi-microphone array with Environmental Noise Cancellation uses AI to push down background sounds — chatter, traffic, pets, airport noise — so your voice is what comes through. Note the distinction: this is about cleaning up your outgoing audio, not canceling noise in your ears. If your problem is "people can hear my dog," this headset is aimed squarely at you. If your problem is "I can hear my coworkers," that's a different job. The boom mic rotates for left- or right-side wear, and you position it about two finger widths from your mouth.
Comfort is the other selling point. It's an ultra-light on-ear design weighing about 0.11 kg, with bio-leatherette earpads that are meant to stay cool over long sessions. The 8-foot cable splits into a 5-foot headset section plus a 3-foot controller, and that inline controller handles volume and mic mute with LED indicators so you can check status at a glance. A carry bag and user guide are included, and it's covered by a 1-year warranty. Skip it if you need to walk around while talking, want noise canceling in your ears, or prefer a wireless setup — the cable is a hard limit, and there's no ANC on the listening side.
Side-by-Side: Which Should You Choose?
• Best for wireless freedom → PLT Plantronics. Bluetooth to PC/Mac via the included USB-A adapter, plus phone pairing, with up to 98 feet of range.
• Best for blocking out your room → PLT Plantronics. Active noise canceling in the earcups plus three noise-canceling mics for the far end.
• Best for long, stationary work sessions → Cyber Acoustics AC-304C. Ultra-light on-ear build, cooling bio-leatherette pads, and no battery to manage.
• Best for all-day battery independence → PLT Plantronics. Up to 12 hours talk (10 with ANC) and 15 hours listening (12 with ANC), but it does need charging.
• Best for plug-and-play simplicity → Cyber Acoustics AC-304C. USB-C with an included USB-C to USB-A adapter, no pairing or software required.
• Best for portability → Cyber Acoustics AC-304C. At roughly 0.11 kg with a carry bag and a compact cable, it packs down easily.
• Best warranty coverage → PLT Plantronics. A 2-year global warranty versus 1 year on the AC-304C.
If I had to pick one for myself, I'd take the PLT Plantronics Voyager Focus UC. In my opinion, the combination of wireless roaming, two-sided noise cancellation, and a 2-year global warranty makes it the more flexible headset for someone whose day mixes video calls, music, and moving between rooms. The AC-304C is the smarter buy if you sit in one place and mainly need your voice to sound clean — it's lighter, simpler, and never needs a charge. But for the widest range of workday situations, the Plantronics is the one I'd reach for.
Yes. It connects wirelessly to a PC or Mac through the included USB-A Bluetooth adapter and can also pair to a mobile phone over Bluetooth. It's certified for Microsoft Teams and compatible with other leading collaboration platforms.
Not in the listening sense. Its AI-powered noise cancellation works on the microphone side, reducing background sounds so callers hear your voice clearly. There's no active noise canceling for what you hear.
It depends on which noise bothers you. For blocking out your surroundings, I'd choose the PLT Plantronics thanks to its earcup ANC. For stopping callers from hearing your barking dog or traffic, the Cyber Acoustics AC-304C's AI mic noise cancellation is the better fit.
I don't quote prices here because they change often. Check the current price on Amazon using the button on this page before you decide.
As an Amazon Associate I earn from qualifying purchases.
We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon and affiliated sites.
When you buy through links on this page, we may earn a commission from qualifying purchases at no extra cost to you.
Amazon and the Amazon logo are trademarks of Amazon or its affiliates. This site is an independent third-party review and is not affiliated with, endorsed by, or sponsored by Amazon or the product brands mentioned.
See also: SteelSeries Arctis Nova 1P vs PEGZONE Headphone Controller Holder, headphones for music, EARBUDi USB-C vs CNBRO Invisible Sleep Earbuds, Razer Thresher vs Logitech Astro A50