That glowing pillar of RGB has become shorthand for “this person is serious about their stream” — but the QuadCast S is more than a light show. It’s a four-pattern USB condenser with a built-in shock mount, a tap-to-mute top, and a headphone jack for zero-latency monitoring. Buying one second-hand in Australia means you get every bit of that capability for a fraction of the new price, and because it’s a sealed-electronics device with almost nothing to wear out, a used unit can sound exactly as good as one fresh from the box.
The numbers that change the conversation
Top used hyperx quadcast s rgb mics on eBay right now
Here’s what’s currently listed in Australia — prices and conditions shift daily, so it pays to scan a few before committing.
Listings update automatically and open in a new tab.
Why second-hand is not “second best”
A USB condenser microphone is one of the safest categories of used tech you can buy. There’s no battery that degrades, no thermal paste to dry out, no fan bearing to grind. The QuadCast S is a single sealed capsule assembly plus a USB interface and an LED strip — the parts that fail in laptops and phones simply aren’t present here. If the previous owner’s mic powers on, lights up, and records cleanly, it is functionally indistinguishable from a brand-new one.
The features that made it popular are all still there in a used unit: the internal anti-vibration shock mount that isolates desk bumps, the gain dial on the bottom, the cardioid, omnidirectional, bidirectional and stereo patterns, and the capacitive top that mutes with a tap and kills the RGB so you can see at a glance that you’re muted. None of that is consumable. A streamer who upgraded to an XLR setup, or someone clearing a desk, is selling you a mic that still does everything it did on day one.
A microphone has no clock running down inside it — if it sounded great for its first owner, it will sound exactly the same for you.
The savings are real
The QuadCast S sits at a premium price new because of the RGB and the multi-pattern capsule, which is precisely why the used market is so attractive. The plain QuadCast (red accent, no per-LED RGB) and the QuadCast S overlap heavily in sound quality, so on the second-hand market you’ll often find both, and the S commands only a modest premium. Buying used routinely lands you in that 20-60% cheaper band — enough, in many cases, to fund a boom arm and a pop filter and still come out ahead of buying the mic alone at retail.
New vs used, side by side
| Brand new | Used / refurbished | |
|---|---|---|
| Price | Full RRP, the highest in its class | Commonly 20-60% less |
| Sound quality | As designed | Identical — the capsule doesn’t age |
| RGB & patterns | Full function | Full function — verify on collection |
| Accessories | USB-C cable + mount adapter included | Confirm the cable and 5/8″ adapter are present |
| Warranty | Full manufacturer term | Seller/platform cover + Australian Consumer Law |
| Environmental cost | New manufacturing footprint | Reuses one already made |
The five-minute checklist before you pay
- Record a test clip. Ask the seller for a short voice sample, or record one yourself on collection. Listen for clean speech with no crackle, dropout or persistent hiss.
- Cycle all four patterns. Turn the rear dial through cardioid, stereo, omni and bidirectional and confirm each one picks up sound as expected — a failed selector is rare but worth ruling out.
- Tap the mute. The top is capacitive: one tap should mute and turn the RGB off, another should bring it back. This is the single most-used control, so test it works.
- Check the headphone jack. Plug earphones into the bottom 3.5mm port and confirm zero-latency monitoring works and the volume dial responds.
- Inspect the RGB strip. Power it up and look for dead or off-colour LEDs along the pillar. Sound is unaffected, but it’s a fair point to negotiate on.
- Wiggle the USB-C port. A loose or intermittent connection is the one genuinely failure-prone part; the cable should seat firmly with no signal cut-out when nudged.
You have more protection than you think
If you buy from a business — a registered eBay store, a refurbisher, or any commercial seller — the Australian Consumer Law gives you guarantees that no “sold as-is” line can remove. The mic must be of acceptable quality and fit for its stated purpose. If a used QuadCast S arrives dead, distorts, or fails within a reasonable time, you’re entitled to a repair, replacement or refund regardless of what the listing says. Private sales carry fewer guarantees, so for those lean harder on the test clip and on platform buyer protection.
Ready to find yours?
Compare current pricing and availability across Australian retailers and marketplaces below.
Red flags to walk away from
- “Lights work but I can’t test audio.” The RGB lighting up only proves it has power. Sound is the whole point — no audio test, no sale.
- Heavy rattle when tilted. A faint sound from the internal shock mount is normal; a loud, loose rattle can mean the capsule mount has come adrift.
- A glued or mismatched USB-C cable. If the seller insists on a specific non-standard cable, suspect a damaged port underneath.
- No mention of the desk stand or mount adapter. Replacing the stand isn’t fatal, but its absence often signals a partial, hastily assembled listing.
- Visible moisture or smoke staining on the grille. Condenser capsules dislike humidity and residue; staining hints at storage you don’t want.
Frequently asked questions
Does a used QuadCast S sound worse than a new one? No. The condenser capsule and electronics don’t degrade with use, so a working second-hand unit records identically to a new one. Sound quality is binary here — it works correctly or it doesn’t.
Do I need special software to use it? No. It’s plug-and-play over USB on Windows and macOS with no drivers required. HyperX’s optional app lets you customise the RGB and tweak gain, but the mic records fully without it.
Can I mount it on a boom arm? Yes. It ships on a desk stand but includes a 5/8″ thread adapter, so it fits standard mic arms and stands — just confirm the adapter is included with a used unit.
What’s the difference between the QuadCast and the QuadCast S? The S adds full per-LED RGB customisation; the original has fixed red lighting. Audio performance is very close, so if RGB doesn’t matter to you, the cheaper original is worth a look too.
The bottom line
The QuadCast S is built around a sealed capsule and a simple USB interface — the kind of device that ages gracefully and gives buying used almost no downside. Run the five-minute checklist, lean on Australian Consumer Law when buying from a business, and you’ll land a premium multi-pattern mic with RGB flair for well below retail. You save money, you keep a perfectly good piece of gear out of Australia’s roughly 588,000 tonnes of annual e-waste, and your stream sounds every bit as good. That’s a confident buy.
This article may contain affiliate links; see our Affiliate Disclosure.