Side by side comparison and review of Shure SRH240A and ASTRO A20. 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 | Shure SRH240A | ASTRO A20 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wireless | |
|---|---|---|---|
| Weight | 238 g | 320 g | Shure SRH240A are lighter than Shure SRH240A headphones. |
| Colour | - | Black, green | Navy, Call of Duty | Silver, Call of Duty | Black, blue | |
| Headband Material | - | Steel | |
| Recommended Use | Professional audio | Game console, computer | |
| Bluetooth Range (Operating Distance) | - | 9.14 m |
| SOUND QUALITY | Shure SRH240A | ASTRO A20 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wired | Wireless | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 500 mW | - | |
| Total Harmonic Distortion (THD) | - | <3% | |
| Sensitivity | 107 dB/mW | 100 dB | Shure SRH240A have higher sensitivity than ASTRO A20. |
| Impedance | 38 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | Neodymium | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Shure SRH240A | ASTRO A20 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Audio Input Details | - | Uni-directional |
| REMOTE CONTROL | Shure SRH240A | ASTRO A20 |
|---|
| Controls | - | Volume, power on/off |
|---|
| CABLE | Shure SRH240A | ASTRO A20 |
|---|
| Cable Type | Headphones cable - OFC - straight - 2 m | Micro-USB cable - detachable - 1 m Audio (optical) cable - detachable - 1 m Micro-USB cable - detachable - 50 cm |
|
|---|---|---|---|
| Cable Length | 2 m | 1 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | Shure SRH240A | ASTRO A20 |
|---|
| Battery Type | - | Headset battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 15 hour(s) |
| CONNECTIONS | Shure SRH240A | ASTRO A20 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Shure SRH240A | ASTRO A20 |
|---|
| Included Accessories | 6.3 mm (1/4") stereo adapter | Wireless transmitter | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Service & Support | Limited warranty - 2 years | - |
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