In depth comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC MS and RIG 400 with Dolby Atmos. 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 MS | RIG 400 with Dolby Atmos |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 227 g | - | |
| Earpad Material | - | Memory foam | |
| Recommended Use | Portable electronics, computer | Computer | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 with Dolby Atmos |
|---|
| 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 MS 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) | - | |
| Active Noise Cancelling | Yes | - | EPOS I SENNHEISER IMPACT MB 660 UC MS are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Adaptive Noise Control | - | |
| Noise Isolating | - | Yes | RIG 400 with Dolby Atmos are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 23000 Hz | 20 - 20000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC MS offer a larger frequency range than RIG 400 with Dolby Atmos. |
| Max Input Power | - | 40 mW | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 118 dB | - | |
| Impedance | 46 Ohm | 32 Ohm | |
| Diaphragm | - | 40 mm | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 with Dolby Atmos |
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| Form Factor | - | Detachable headset microphone | |
|---|---|---|---|
| Noise Cancelling | - | Yes | RIG 400 with Dolby Atmos microphone can cancel out ambient noise. |
| Frequency Response | 150 - 6800 Hz | 100 - 10000 Hz | RIG 400 with Dolby Atmos offer a larger microphone frequency range than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| Sensitivity | - | -45 dB | |
| Signal-To-Noise Ratio | - | 42 dB |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 with Dolby Atmos |
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| Controls | - | Volume, microphone on/mute |
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| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 with Dolby Atmos |
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| Cable Type | Audio cable Micro-USB cable |
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| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 with Dolby Atmos |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 30 hours | - | |
| Standby Time | 360 hours | - | |
| Charging Time | 3 hours | - |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 with Dolby Atmos |
|---|
| Transmission Range | 25 m | - |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 with Dolby Atmos |
|---|
| Connector Type | - | Headset (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 with Dolby Atmos |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | - | |
|---|---|---|---|
| Compatibility | - | Windows | |
| Service & Support | Limited warranty - 2 years | - |
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