Detailed comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC and ASTRO A20. 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 | EPOS I SENNHEISER IMPACT SC 660 TC | ASTRO A20 |
|---|
| Product Type | Headset - wired - Easy Disconnect | Headset - wireless | |
|---|---|---|---|
| Weight | 113 g | 320 g | EPOS I SENNHEISER IMPACT SC 660 TC are lighter than EPOS I SENNHEISER IMPACT SC 660 TC headphones. |
| Colour | Black with silver | Black, green | Navy, Call of Duty | Silver, Call of Duty | Black, blue | |
| Earpad Material | Leatherette | - | |
| Headband Material | - | Steel | |
| Recommended Use | - | Game console, computer | |
| Bluetooth Range (Operating Distance) | - | 9.14 m |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT SC 660 TC | ASTRO A20 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wired | Wireless | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 50 - 18000 Hz | 20 - 20000 Hz | ASTRO A20 offer a larger frequency range than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Total Harmonic Distortion (THD) | - | <3% | |
| Sensitivity | 103 dB | 100 dB | EPOS I SENNHEISER IMPACT SC 660 TC have higher sensitivity than ASTRO A20. |
| Impedance | 200 Ohm | 32 Ohm | |
| Diaphragm | - | 40 mm | |
| Magnet Material | Neodymium | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER IMPACT SC 660 TC | ASTRO A20 |
|---|
| Form Factor | Headset microphone | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Frequency Response | 150 - 6800 Hz | - | |
| Audio Input Details | - | Uni-directional |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT SC 660 TC | ASTRO A20 |
|---|
| Controls | - | Volume, power on/off |
|---|
| CABLE | EPOS I SENNHEISER IMPACT SC 660 TC | ASTRO A20 |
|---|
| Cable Type | Headset cable - 1 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 | EPOS I SENNHEISER IMPACT SC 660 TC | ASTRO A20 |
|---|
| Battery Type | - | Headset battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 15 hour(s) |
| CONNECTIONS | EPOS I SENNHEISER IMPACT SC 660 TC | ASTRO A20 |
|---|
| Connector Type | Headset (EasyDisconnect) | - |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT SC 660 TC | ASTRO A20 |
|---|
| Included Accessories | Carrying pouch, leatherette ear pads, cable clip | Wireless transmitter | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Service & Support | Limited warranty - 3 years | - |
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