Detailed comparison and review of ASTRO A20 and V7 HU521-2EP. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | ASTRO A20 | V7 HU521-2EP |
|---|
| Product Type | Headset - wireless | Headset - wired - USB | |
|---|---|---|---|
| Height | - | 18.8 cm | |
| Width | - | 6.8 cm | |
| Depth | - | 16.5 cm | |
| Weight | 320 g | 172.5 g | V7 HU521-2EP are lighter than ASTRO A20 headphones. |
| Colour | Black, green | Navy, Call of Duty | Silver, Call of Duty | Black, blue | Black | |
| Headband Material | Steel | - | |
| Recommended Use | Game console, computer | Computer | |
| Bluetooth Range (Operating Distance) | 9.14 m | - |
| SOUND QUALITY | ASTRO A20 | V7 HU521-2EP |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 100 dB | 110 dB | V7 HU521-2EP have higher sensitivity than ASTRO A20. |
| 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 | Yes |
| MICROPHONE | ASTRO A20 | V7 HU521-2EP |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Audio Input Details | Uni-directional | Omni-directional - 300° | |
| Sensitivity | - | -44 dB |
| REMOTE CONTROL | ASTRO A20 | V7 HU521-2EP |
|---|
| Controls | Volume, power on/off | Mute, volume |
|---|
| CABLE | ASTRO A20 | V7 HU521-2EP |
|---|
| Cable Type | Micro-USB cable - detachable - 1 m Audio (optical) cable - detachable - 1 m Micro-USB cable - detachable - 50 cm |
Headset cable - 1.8 m | |
|---|---|---|---|
| Cable Length | 1 m | 1.8 m | |
| Detachable Cable | Yes | - |
| BATTERY AND CHARGING | ASTRO A20 | V7 HU521-2EP |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 15 hour(s) | - |
| CONNECTIONS | ASTRO A20 | V7 HU521-2EP |
|---|
| Connector Type | - | USB (4 PIN USB Type A) |
|---|
| OTHERS | ASTRO A20 | V7 HU521-2EP |
|---|
| Included Accessories | Wireless transmitter | - | |
|---|---|---|---|
| Compatibility | Mac, Windows | - | |
| Compliant Standards | - | FCC, RoHS | |
| Service & Support | - | Limited warranty - 2 years |
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