In depth comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC and ROCCAT Khan Pro. 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 MB 660 UC | ROCCAT Khan Pro |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC - USB, 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 227 g | 230 g | EPOS I SENNHEISER IMPACT MB 660 UC are lighter than EPOS I SENNHEISER IMPACT MB 660 UC headphones. |
| Colour | - | Grey | Black | White | |
| Earpad Material | - | Memory foam | |
| Recommended Use | Portable electronics, computer | Game console, computer | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC | ROCCAT Khan Pro |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | EPOS I SENNHEISER IMPACT MB 660 UC can be folded. |
| Connectivity Technology | Wireless | Wired | |
| 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), Device ID Profile (DIP) | - | |
| Bluetooth Audio Codec | SBC, aptX | - | |
| Active Noise Cancelling | Yes | - | EPOS I SENNHEISER IMPACT MB 660 UC are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | NoiseGard active noise compensation | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 23000 Hz | 10 - 40000 Hz | ROCCAT Khan Pro offer a larger frequency range than EPOS I SENNHEISER IMPACT MB 660 UC. |
| Total Harmonic Distortion (THD) | <0.5% | 1% | EPOS I SENNHEISER IMPACT MB 660 UC have lower total harmonic distortion than EPOS I SENNHEISER IMPACT MB 660 UC. |
| Sensitivity | 118 dB | - | |
| Impedance | 46 Ohm | 25 Ohm | |
| Diaphragm | - | 50 mm |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC | ROCCAT Khan Pro |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Frequency Response | 150 - 6800 Hz | - | |
| Total Harmonic Distortion (THD) | - | 2% | |
| Sensitivity | - | -40 dB | |
| Signal-To-Noise Ratio | - | 60 dB | |
| Microphones Included | 3 | - |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC | ROCCAT Khan Pro |
|---|
| Controls | - | Mute, volume |
|---|
| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC | ROCCAT Khan Pro |
|---|
| Cable Type | Audio cable Micro-USB cable |
Headset cable - 2.45 m | |
|---|---|---|---|
| Cable Length | - | 2.45 m |
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC | ROCCAT Khan Pro |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 700 mAh | - | |
| Battery Life | 30 hours | - | |
| Standby Time | 360 hours | - | |
| Charging Time | 3 hours | - |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC | ROCCAT Khan Pro |
|---|
| Transmission Range | 25 m | - |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC | ROCCAT Khan Pro |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm) Microphone (mini-phone 3.5mm) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC | ROCCAT Khan Pro |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Service & Support | Limited warranty - 2 years | Limited warranty - parts and labour - 2 years |
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