In depth comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC and Panasonic RP-HF400B. 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 | Panasonic RP-HF400B |
|---|
| Product Type | Headset - wired - Easy Disconnect | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 113 g | 130 g | EPOS I SENNHEISER IMPACT SC 660 TC are lighter than EPOS I SENNHEISER IMPACT SC 660 TC headphones. |
| Colour | Black with silver | Black | |
| Earpad Material | Leatherette | - | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT SC 660 TC | Panasonic RP-HF400B |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Foldable | - | Yes | Panasonic RP-HF400B can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| 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 | |
| Frequency Response | 50 - 18000 Hz | - | |
| Sensitivity | 103 dB | - | |
| Impedance | 200 Ohm | 32 Ohm | |
| Diaphragm | - | 30 mm | |
| Magnet Material | Neodymium | Neodymium |
| MICROPHONE | EPOS I SENNHEISER IMPACT SC 660 TC | Panasonic RP-HF400B |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 150 - 6800 Hz | - |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT SC 660 TC | Panasonic RP-HF400B |
|---|
| Controls | - | Volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | EPOS I SENNHEISER IMPACT SC 660 TC | Panasonic RP-HF400B |
|---|
| Cable Type | Headset cable - 1 m | USB charge cable - 0.1 m |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT SC 660 TC | Panasonic RP-HF400B |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 20 hour(s) | |
| Charging Time | - | 3 hour(s) |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT SC 660 TC | Panasonic RP-HF400B |
|---|
| Transmission Range | - | 10 m |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT SC 660 TC | Panasonic RP-HF400B |
|---|
| Connector Type | Headset (EasyDisconnect) | Bluetooth |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT SC 660 TC | Panasonic RP-HF400B |
|---|
| Included Accessories | Carrying pouch, leatherette ear pads, cable clip | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 3 years | - |
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