In depth comparison and review of Sennheiser SC 165 USB and EPOS I SENNHEISER ADAPT 561 II. 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 | Sennheiser SC 165 USB | EPOS I SENNHEISER ADAPT 561 II |
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Product Type | Headset - wired - USB, 3.5 mm jack | Headset - Bluetooth - wireless | |
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Series | - | ADAPT 500 Series | |
Weight | 98 g | 232 g | Sennheiser SC 165 USB are lighter than Sennheiser SC 165 USB headphones. |
Colour | Black, white | - | |
Earpad Material | Leatherette | Plush, textured fabric | |
Recommended Use | Portable electronics, computer | Portable electronics, computer | |
Bluetooth Range (Operating Distance) | - | 25 m |
SOUND QUALITY | Sennheiser SC 165 USB | EPOS I SENNHEISER ADAPT 561 II |
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Headphones Form Factor | On-ear | On-ear | |
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Headphones Technology | Dynamic | Dynamic | |
Ear Cups Type | - | Closed | |
Connectivity Technology | Wired | Wireless | |
Wireless Technology | - | Bluetooth | |
Bluetooth Version | - | Bluetooth 5.0 | |
Bluetooth Audio Codec | - | SBC, AAC | |
Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
Active Noise Cancelling Technology | - | Hybrid ANC | |
Sound Output Mode | Stereo | Stereo | |
Sound Effects | EPOS Voice | EPOS Voice | |
Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
Total Harmonic Distortion (THD) | - | <0.3% | |
Impedance | - | 32 Ohm | |
Max Sound Pressure | 115 dB | 108 dB | |
Magnet Material | Neodymium | - | |
Features | - | Audio prompts | |
In-Cord Volume Control | Yes | - |
MICROPHONE | Sennheiser SC 165 USB | EPOS I SENNHEISER ADAPT 561 II |
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Form Factor | - | Headset microphone | |
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Type | Boom | Boom | |
Microphone Operation Mode | - | Beamforming, MEMS-directional | |
Frequency Response | 100 - 10000 Hz | 100 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
Microphones Included | - | 2 |
REMOTE CONTROL | Sennheiser SC 165 USB | EPOS I SENNHEISER ADAPT 561 II |
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Controls | Volume, answer/end, microphone on/mute, redial | - |
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CABLE | Sennheiser SC 165 USB | EPOS I SENNHEISER ADAPT 561 II |
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Cable Type | Headset cable USB cable - detachable |
USB-C to USB-C cable - detachable | |
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Cable Length | 2.262 m | - |
FEATURES | Sennheiser SC 165 USB | EPOS I SENNHEISER ADAPT 561 II |
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Features | EPOS ActiveGard | EPOS ActiveGard |
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BATTERY AND CHARGING | Sennheiser SC 165 USB | EPOS I SENNHEISER ADAPT 561 II |
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Battery Type | - | Headset battery rechargeable | |
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Battery Life Details | - | Continuous playback (noise cancelling OFF): up to 46 hours Continuous talk (noise cancelling OFF): up to 41 hours Continuous playback (noise cancelling ON): up to 24 hours Continuous talk (noise cancelling ON): up to 24 hours |
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Standby Time | - | 81 day | |
Charging Time | - | 220 min |
CONNECTIONS | Sennheiser SC 165 USB | EPOS I SENNHEISER ADAPT 561 II |
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Connector Type | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm 4-pole) |
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OTHERS | Sennheiser SC 165 USB | EPOS I SENNHEISER ADAPT 561 II |
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Included Accessories | Carrying pouch, USB cable | Carrying case, BTD 800 USB-C dongle, USB-C to USB-C cable | |
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Software Certification | Certified for Skype for Business | Zoom Certified, Certified for Microsoft Teams, Optimised for UC, Optimised for Google Meet | |
Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |