In depth comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC and Audio-Technica QuietPoint ATH-ANC900BT. 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 | Audio-Technica QuietPoint ATH-ANC900BT |
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Product Type | Headset - Bluetooth - wireless - NFC - USB, 3.5 mm jack | Headphones - Bluetooth - wireless | |
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Weight | 227 g | 263 g | EPOS I SENNHEISER IMPACT MB 660 UC are lighter than EPOS I SENNHEISER IMPACT MB 660 UC headphones. |
Earpad Material | - | Memory foam | |
Recommended Use | Portable electronics, computer | Portable electronics | |
Bluetooth Range (Operating Distance) | 25 m | 10 m | EPOS I SENNHEISER IMPACT MB 660 UC have a greater operating distance than Audio-Technica QuietPoint ATH-ANC900BT. |
SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC | Audio-Technica QuietPoint ATH-ANC900BT |
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Headphones Form Factor | Full size | Full size | |
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Headphones Technology | Dynamic | Dynamic | |
Ear Cups Type | Closed | - | |
Foldable | Yes | Yes | Both headphones can be folded. |
Connectivity Technology | Wireless | Wireless | |
Wireless Technology | Bluetooth | Bluetooth | |
Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | Audio-Technica QuietPoint ATH-ANC900BT have a more advanced version of Bluetooth than EPOS I SENNHEISER IMPACT MB 660 UC. |
Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
Bluetooth Audio Codec | SBC, aptX | SBC, AAC, aptX | |
Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
Active Noise Cancelling Technology | NoiseGard active noise compensation | Hybrid ANC | |
Sound Output Mode | Stereo | Stereo | |
Frequency Response | 17 - 23000 Hz | 5 - 40000 Hz | Audio-Technica QuietPoint ATH-ANC900BT offer a larger frequency range than EPOS I SENNHEISER IMPACT MB 660 UC. |
Max Input Power | - | 1000 mW | |
Total Harmonic Distortion (THD) | <0.5% | - | |
Sensitivity | 118 dB | 100 dB/mW | EPOS I SENNHEISER IMPACT MB 660 UC have higher sensitivity than Audio-Technica QuietPoint ATH-ANC900BT. |
Impedance | 46 Ohm | 35 Ohm | |
Diaphragm | - | 40 mm |
MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC | Audio-Technica QuietPoint ATH-ANC900BT |
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Form Factor | Built-in | Built-in | |
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Microphone Technology | - | Electret condenser | |
Microphone Operation Mode | - | Omni-directional | |
Frequency Response | 150 - 6800 Hz | 50 - 4000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC offer a larger microphone frequency range than Audio-Technica QuietPoint ATH-ANC900BT. |
Sensitivity | - | -44 dB | |
Microphones Included | 3 | - |
REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC | Audio-Technica QuietPoint ATH-ANC900BT |
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Controls | - | Volume control, answer/end |
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CABLE | EPOS I SENNHEISER IMPACT MB 660 UC | Audio-Technica QuietPoint ATH-ANC900BT |
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Cable Type | Audio cable Micro-USB cable |
Headphones cable - detachable - L shaped - 1.2 m | |
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Cable Length | - | 1.2 m | |
Detachable Cable | - | Yes |
BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC | Audio-Technica QuietPoint ATH-ANC900BT |
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Battery Type | Headset battery rechargeable - lithium polymer | Headphone battery rechargeable - lithium polymer | |
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Battery Capacity | 700 mAh | - | |
Battery Life | 30 hours | 60 hour(s) | Audio-Technica QuietPoint ATH-ANC900BT lasts longer on a single charge than the EPOS I SENNHEISER IMPACT MB 660 UC. |
Battery Life Details | - | Continuous playback (noise cancelling ON / Bluetooth): up to 35 hours Continuous playback (noise cancelling ON / cable connection): up to 60 hours |
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Standby Time | 360 hours | - | |
Charging Time | 3 hours | 5.5 hour(s) | EPOS I SENNHEISER IMPACT MB 660 UC recharge faster than EPOS I SENNHEISER IMPACT MB 660 UC. |
WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC | Audio-Technica QuietPoint ATH-ANC900BT |
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Transmission Range | 25 m | - |
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CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC | Audio-Technica QuietPoint ATH-ANC900BT |
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Connector Type | - | Headphones (mini-phone stereo 3.5 mm 4-pole) |
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OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC | Audio-Technica QuietPoint ATH-ANC900BT |
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Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | Carrying case, airplane adapter, micro-USB cable (0.3m) | |
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Service & Support | Limited warranty - 2 years | - |