In depth comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC and Audio-Technica ATH-DSR9BT. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | EPOS I SENNHEISER IMPACT SC 660 TC | Audio-Technica ATH-DSR9BT |
|---|
| Product Type | Headset - wired - Easy Disconnect | Headphones - Bluetooth - wireless - NFC | |
|---|---|---|---|
| Weight | 113 g | 310 g | EPOS I SENNHEISER IMPACT SC 660 TC are lighter than EPOS I SENNHEISER IMPACT SC 660 TC headphones. |
| Colour | Black with silver | - | |
| Earpad Material | Leatherette | Foam | |
| Headband Material | - | Leather | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT SC 660 TC | Audio-Technica ATH-DSR9BT |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Audio-Technica ATH-DSR9BT can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.2 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | - | Pure Digital Drive | |
| Frequency Response | 50 - 18000 Hz | 5 - 45000 Hz | Audio-Technica ATH-DSR9BT offer a larger frequency range than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Sensitivity | 103 dB | 97 dB/mW | EPOS I SENNHEISER IMPACT SC 660 TC have higher sensitivity than Audio-Technica ATH-DSR9BT. |
| Impedance | 200 Ohm | 38 Ohm | |
| Diaphragm | - | 45 mm | |
| Magnet Material | Neodymium | - | |
| Features | - | Bluetooth aptX technology |
| MICROPHONE | EPOS I SENNHEISER IMPACT SC 660 TC | Audio-Technica ATH-DSR9BT |
|---|
| Form Factor | Headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Technology | - | Condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | 150 - 6800 Hz | 50 - 4000 Hz | EPOS I SENNHEISER IMPACT SC 660 TC offer a larger microphone frequency range than Audio-Technica ATH-DSR9BT. |
| Sensitivity | - | -44 dB |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT SC 660 TC | Audio-Technica ATH-DSR9BT |
|---|
| Controls | - | Volume, microphone on/off |
|---|
| CABLE | EPOS I SENNHEISER IMPACT SC 660 TC | Audio-Technica ATH-DSR9BT |
|---|
| Cable Type | Headset cable - 1 m | USB charge cable - 2 m |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT SC 660 TC | Audio-Technica ATH-DSR9BT |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 15 hour(s) | |
| Standby Time | - | 1000 hours | |
| Charging Time | - | 5 hour(s) |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT SC 660 TC | Audio-Technica ATH-DSR9BT |
|---|
| Transmission Range | - | 10 m |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT SC 660 TC | Audio-Technica ATH-DSR9BT |
|---|
| Connector Type | Headset (EasyDisconnect) | - |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT SC 660 TC | Audio-Technica ATH-DSR9BT |
|---|
| Included Accessories | Carrying pouch, leatherette ear pads, cable clip | Hard case | |
|---|---|---|---|
| Service & Support | Limited warranty - 3 years | Limited warranty - 2 years |
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