Side by side comparison and review of Sharkoon Rush ER2 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 | Sharkoon Rush ER2 | ASTRO A20 |
|---|
| Product Type | Headset - wired | Headset - wireless | |
|---|---|---|---|
| Weight | 266 g | 320 g | Sharkoon Rush ER2 are lighter than Sharkoon Rush ER2 headphones. |
| Colour | White | Red | Green | Blue | Black, green | Navy, Call of Duty | Silver, Call of Duty | Black, blue | |
| Headband Material | - | Steel | |
| Recommended Use | Game console, portable electronics, computer | Game console, computer | |
| Bluetooth Range (Operating Distance) | - | 9.14 m |
| SOUND QUALITY | Sharkoon Rush ER2 | ASTRO A20 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| 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 | 100 mW | - | |
| Total Harmonic Distortion (THD) | - | <3% | |
| Sensitivity | 92 dB | 100 dB | ASTRO A20 have higher sensitivity than Sharkoon Rush ER2. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sharkoon Rush ER2 | ASTRO A20 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Frequency Response | 30 - 16000 Hz | - | |
| Audio Input Details | Omni-directional - 30 - 16000 Hz - Output Impedance 2.2 kOhm | Uni-directional | |
| Sensitivity | -58 dB | - | |
| Impedance | 2.2 kOhm | - |
| REMOTE CONTROL | Sharkoon Rush ER2 | ASTRO A20 |
|---|
| Controls | Volume control, microphone on/mute | Volume, power on/off |
|---|
| CABLE | Sharkoon Rush ER2 | ASTRO A20 |
|---|
| Cable Type | Headset cable - 1.1 m Headset cable - 2.5 m |
Micro-USB cable - detachable - 1 m Audio (optical) cable - detachable - 1 m Micro-USB cable - detachable - 50 cm |
|
|---|---|---|---|
| Cable Length | - | 1 m | |
| Detachable Cable | - | Yes |
| BATTERY AND CHARGING | Sharkoon Rush ER2 | ASTRO A20 |
|---|
| Battery Type | - | Headset battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 15 hour(s) |
| CONNECTIONS | Sharkoon Rush ER2 | ASTRO A20 |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Sharkoon Rush ER2 | ASTRO A20 |
|---|
| Included Accessories | Carrying pouch | Wireless transmitter | |
|---|---|---|---|
| Compatibility | - | Mac, Windows |
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