Detailed comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC MS and RIG 400. 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 MB 660 UC MS | RIG 400 |
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Product Type | Headset - Bluetooth - wireless - NFC | Headset - wired - 3.5 mm jack | |
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Height | - | 19 cm | |
Width | - | 19 cm | |
Depth | - | 10.3 cm | |
Weight | 227 g | 210 g | RIG 400 are lighter than EPOS I SENNHEISER IMPACT MB 660 UC MS headphones. |
Dimensions & Weight Details | - | 408 g | |
Colour | - | Forest camo | Black | |
Earpad Material | - | Memory foam | |
Recommended Use | Portable electronics, computer | Game console, portable electronics, computer | |
Bluetooth Range (Operating Distance) | 25 m | - |
SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 |
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Headphones Form Factor | Full size | Full size | |
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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 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. |
Max Input Power | - | 40 mW | |
Total Harmonic Distortion (THD) | 0.5% | - | |
Sensitivity | 118 dB | 111 dB | EPOS I SENNHEISER IMPACT MB 660 UC MS have higher sensitivity than RIG 400. |
Impedance | 46 Ohm | 32 Ohm | |
Diaphragm | - | 40 mm | |
In-Cord Volume Control | - | Yes |
MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 |
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Form Factor | - | Detachable headset microphone | |
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Type | - | Boom | |
Microphone Operation Mode | - | Uni-directional | |
Frequency Response | 150 - 6800 Hz | 100 - 10000 Hz | RIG 400 offer a larger microphone frequency range than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
Sensitivity | - | -45 dBV/Pascal | |
Signal-To-Noise Ratio | - | 42 dB | |
Microphone Features | - | Mute function |
REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 |
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Controls | - | Volume, microphone on/mute |
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CABLE | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 |
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Cable Type | Audio cable Micro-USB cable |
Headset cable |
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BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 |
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Battery Type | Headset battery rechargeable | - | |
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Battery Life | 30 hours | - | |
Standby Time | 360 hours | - | |
Charging Time | 3 hours | - |
WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 |
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Transmission Range | 25 m | - |
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CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 |
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Connector Type | - | Headset (mini-phone stereo 3.5 mm 4-pole) |
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OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC MS | RIG 400 |
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Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | 2 x 3.5mm jack adapter | |
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Compatibility | - | Windows | |
Service & Support | Limited warranty - 2 years | - |