CCA AS16 PRO
Eight balanced armature drivers per side (four high, two mid, one low) deliver intricate detail and a spacious soundstage across a 20Hz–40kHz range. Metal-trimmed resin shells with 26dB passive isolation and a detachable silver-plated cable offer a comfortable fit and easy customization. This IEM suits audiophiles and musicians prioritizing hi-res music monitoring over call clarity, given its 18.4 call score.
Snapshot
The 30-Second Version
A detail-obsessed monster with a soundstage so wide it feels like cheating in games. Just make sure your ears are big enough to handle the massive shells.
Pros & Cons
Pros
- Best-in-class detail and soundstage for the price 99th
- 8 BA drivers deliver incredible instrument separation 90th
- A gamer's dream for pinpoint audio positioning 81st
- Detachable cable adds long-term value 72nd
Cons
- Massive shells are a dealbreaker for small ears
- Treble can be sharp and fatiguing
- Included cable is too short for desktop use
- Build quality feels cheaper than it looks
What owners think
The Word on the Street
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Based on 8 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
We were genuinely surprised by the soundstage. Our database puts these in the 99th percentile for sound, and it shows. In games, footsteps aren't just left or right, they have depth and height. The 4 high-frequency BAs pull out an almost absurd amount of detail in treble, though that's a double-edged sword. For some, it's a revelation. For others, it's a one-way ticket to Sibilance City. The bass from the dual low-frequency BAs is fast and textured, not a bloated mess, which is exactly what we want from an armature setup.
Specifications
Full Specifications
Design
| Form Factor | in-ear |
| Weight | 0.1 kg / 0.1 lbs |
Audio
| Driver Type | balanced armature |
| Drivers | 8 |
| Freq Min | 20 |
| Freq Max | 40000 |
| Impedance | 15 |
| Hi-Res Audio | Yes |
Noise Control
| ANC | No |
Features
| Gaming Mode | Yes |
| Bone Conduction | No |
vs Competition
Stacked against mainstream wireless buds like the Samsung Galaxy Buds3 Pro or Apple AirPods Pro 3, the AS16 PRO is a completely different animal. It's wired, has no ANC, and the mic is terrible for calls. But for pure, critical listening, it obliterates them in detail retrieval. The Sony WF-C700N offers a warmer, more forgiving sound in a much smaller package, but it can't touch the AS16 PRO's soundstage. This is a specialist's tool, not an all-rounder.
| Spec | CCA AS16 PRO | Technics EAH-AZ100 EAH-AZ100-K | Sony WF-1000XM6 | Apple AirPods Pro 3rd Generation | Samsung Galaxy Buds3 Pro | Nothing Buds 2 |
|---|---|---|---|---|---|---|
| Form Factor | in-ear | in-ear | in-ear | in-ear | in-ear | in-ear |
| Driver Type | balanced armature | dynamic | dynamic | dynamic | dynamic | dynamic |
| Wireless | - | true | true | true | true | true |
| Active Noise Cancellation | false | true | true | true | true | true |
| Bluetooth Version | - | 5.3 | 5.3 | 5.3 | 5.4 | 5.4 |
| Battery Life Hours | - | 8 | 8 | 8 | 6 | 13.5 |
| Case Battery Hours | - | 28 | 24 | 24 | 26 | 55 |
| Water Resistance | - | IPX4 | IPX4 | IP57 | IP57 | IP55 |
| Multipoint | - | true | true | true | true | true |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| CCA AS16 PRO | 31 | 12.1 | 34 | 98.7 | 44.9 | 72 | 80.8 | 29 | 90 |
| Technics EAH-AZ100 EAH-AZ100-K Compare | 97.2 | 97.5 | 79.3 | 99 | 78.8 | 72 | 92.4 | 99.1 | 81 |
| Sony WF-1000XM6 Compare | 97.2 | 99.8 | 79.3 | 88.5 | 75.5 | 72 | 80.8 | 99.1 | 81 |
| Apple AirPods Pro 3rd Generation Compare | 97.2 | 82 | 98.8 | 90.7 | 75.5 | 94.7 | 32.8 | 99.6 | 99.3 |
| Samsung Galaxy Buds3 Pro Compare | 97.2 | 97.5 | 98.8 | 93 | 73 | 94.7 | 32.8 | 99.6 | 90 |
| Nothing Buds 2 Compare | 93 | 97.5 | 91.2 | 81.9 | 95.5 | 72 | 92.4 | 96.9 | 81 |
Price
Value & Pricing
This is a steal. You're getting a 16-driver setup for under $100, and the sound quality alone justifies twice the price. Just know you're paying for the audio engineering, not the plastic shell or the cable. If pure sonic performance per dollar is your only metric, it's hard to beat.
Amazon 1 offer From €96
Price History
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Overview
The CCA AS16 PRO is a wild ride. It stuffs 8 balanced armature drivers per side into a shell that costs less than a nice dinner, and the result is a detail monster that will absolutely wow you on first listen. The one thing to know is that these are huge, both in physical size and sound. If you have smaller ears, stop reading and look elsewhere. But if they fit, you're getting a level of clarity and soundstage that has no business being under $100.
Common Questions
Q: Are these good for gaming?
Absolutely. The soundstage and imaging are the real deal. You can pinpoint footsteps and gunshots with a level of precision that feels like a competitive advantage.
Q: Will these fit my ears?
Only if your ears are on the larger side. The shells are seriously chunky. If you've had trouble with other IEMs feeling too big, these will almost certainly be a problem.
Q: Do I need an amp to drive these?
Nope. With a 15Ω impedance and 105dB sensitivity, they're very easy to drive. Your phone's headphone jack or a basic dongle will get them plenty loud.
Who Should Skip This
If you're looking for a comfortable daily driver for calls and commutes, this isn't it. Go get a set of Samsung Galaxy Buds3 Pro or Sony WF-C700N instead. They offer wireless convenience, good ANC, and a fit that won't make your ears ache after 30 minutes.
Verdict
If you have medium-to-large ears and want to hear every microscopic detail in your music or games, just buy these. The AS16 PRO is an unapologetically niche IEM that prioritizes technical performance above all else. It's not for casual listening, it's not for calls, and it's definitely not for small ears. But for the right person, it's a giant-killer.
