Side by side comparison and review of EPOS I SENNHEISER ADAPT SC 165 USB and Sennheiser PXC 550-II. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | EPOS I SENNHEISER ADAPT SC 165 USB | Sennheiser PXC 550-II |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 17.4 cm | |
| Width | - | 13.6 cm | |
| Depth | - | 6.3 cm | |
| Weight | 98 g | 227 g | EPOS I SENNHEISER ADAPT SC 165 USB are lighter than EPOS I SENNHEISER ADAPT SC 165 USB headphones. |
| Colour | Black, white | - | |
| Earpad Material | Leatherette | - | |
| Recommended Use | Portable electronics, computer | Portable electronics |
| SOUND QUALITY | EPOS I SENNHEISER ADAPT SC 165 USB | Sennheiser PXC 550-II |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Sennheiser PXC 550-II can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, apt-X LL | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | EPOS Voice | - | |
| Frequency Response | 20 - 20000 Hz | 17 - 23000 Hz | Sennheiser PXC 550-II offer a larger frequency range than EPOS I SENNHEISER ADAPT SC 165 USB. |
| Total Harmonic Distortion (THD) | - | <0.5% | |
| Sensitivity | - | 110 dB | |
| Impedance | - | 490 Ohm | |
| Max Sound Pressure | 115 dB | - | |
| Diaphragm | - | 32 mm | |
| Magnet Material | Neodymium | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | EPOS I SENNHEISER ADAPT SC 165 USB | Sennheiser PXC 550-II |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 100 - 10000 Hz | 50 - 10000 Hz | Sennheiser PXC 550-II offer a larger microphone frequency range than EPOS I SENNHEISER ADAPT SC 165 USB. |
| Sensitivity | - | -34 dBV/Pascal | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | EPOS I SENNHEISER ADAPT SC 165 USB | Sennheiser PXC 550-II |
|---|
| Controls | Volume, answer/end, microphone on/mute, redial | Mute, volume, answer/end, hold, play/pause, next/previous track |
|---|
| CABLE | EPOS I SENNHEISER ADAPT SC 165 USB | Sennheiser PXC 550-II |
|---|
| Cable Type | Headset cable USB cable - detachable |
USB charge cable Audio cable |
|
|---|---|---|---|
| Cable Length | 2.262 m | - | |
| Detachable Cable | - | Yes |
| FEATURES | EPOS I SENNHEISER ADAPT SC 165 USB | Sennheiser PXC 550-II |
|---|
| Features | EPOS ActiveGard | - | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Intelligent Assistant | - | Siri, Google Assistant, Alexa | |
| Additional Functions | - | Touch panel |
| BATTERY AND CHARGING | EPOS I SENNHEISER ADAPT SC 165 USB | Sennheiser PXC 550-II |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium | |
|---|---|---|---|
| Battery Life | - | 30 hour(s) | |
| Battery Life Details | - | Continuous playback (noise cancelling ON / cable connection): up to 30 hours Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours |
|
| Charging Time | - | 3 hour(s) |
| CONNECTIONS | EPOS I SENNHEISER ADAPT SC 165 USB | Sennheiser PXC 550-II |
|---|
| Connector Type | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm 4-pole) |
Headphones (mini-phone stereo 3.5 mm) USB (micro-USB) |
|---|
| OTHERS | EPOS I SENNHEISER ADAPT SC 165 USB | Sennheiser PXC 550-II |
|---|
| Included Accessories | Carrying pouch, USB cable | Carrying case, airplane adapter | |
|---|---|---|---|
| Software Certification | Certified for Skype for Business | - | |
| Compliant Standards | - | MFI | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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