Side by side comparison and review of ASTRO A40 TR and Cooler Master CH321. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | ASTRO A40 TR | Cooler Master CH321 |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headset - wired - USB | |
|---|---|---|---|
| Height | 9.5 cm | 22 cm | |
| Width | 19.7 cm | 20 cm | |
| Depth | 20.32 cm | 10.5 cm | |
| Weight | 369 g | 348 g | Cooler Master CH321 are lighter than ASTRO A40 TR headphones. |
| Colour | Black, blue | Black | Black, red | White | Black, olive | Navy, crimson | - | |
| Body Material | - | Plastic, steel | |
| Earpad Material | Synthetic leather | Foam, polyurethane leather | |
| Recommended Use | Game console, computer | Game console, computer |
| SOUND QUALITY | ASTRO A40 TR | Cooler Master CH321 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Open | - | |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | Yes | - | ASTRO A40 TR are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | MixAmp Dolby Digital | - | |
| Sound Effects | 7.1 Channel Dolby Headphone Surround Sound | - | |
| Frequency Response | 20 - 24000 Hz | 20 - 20000 Hz | ASTRO A40 TR offer a larger frequency range than Cooler Master CH321. |
| Max Input Power | - | 180 mW | |
| Total Harmonic Distortion (THD) | <0.1% | - | |
| Sensitivity | - | 115 dB | |
| Impedance | 48 Ohm | 16 Ohm | |
| Diaphragm | 40 mm | 50 mm | Cooler Master CH321 have a thicker diaphragm than ASTRO A40 TR. |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | ASTRO A40 TR | Cooler Master CH321 |
|---|
| Form Factor | Detachable headset microphone | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional | Omni-directional | |
| Frequency Response | - | 100 - 16000 Hz | |
| Audio Input Details | Uni-directional | Omni-directional - 100 - 16000 Hz | |
| Sensitivity | - | -38 dB | |
| Signal-To-Noise Ratio | - | 50 dB |
| REMOTE CONTROL | ASTRO A40 TR | Cooler Master CH321 |
|---|
| Controls | Volume | - |
|---|
| CABLE | ASTRO A40 TR | Cooler Master CH321 |
|---|
| Cable Type | Headset cable - detachable - 2 m Audio splitter - 1.5 m |
- | |
|---|---|---|---|
| Cable Length | 2 m | 2.3 m | |
| Detachable Cable | Yes | - |
| FEATURES | ASTRO A40 TR | Cooler Master CH321 |
|---|
| Additional Functions | - | RGB lighting |
|---|
| CONNECTIONS | ASTRO A40 TR | Cooler Master CH321 |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 5-pole) | Headset (4 PIN USB Type A) |
|---|
| OTHERS | ASTRO A40 TR | Cooler Master CH321 |
|---|
| Bundled with | Astro MixAmp Pro TR | - | |
|---|---|---|---|
| Included Accessories | Detachable microphone, 2 speaker tags | - | |
| Compatibility | Mac, Windows | - | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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