Side by side comparison and review of Sennheiser SC 165 USB and Poly Blackwire 3220. 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 | Sennheiser SC 165 USB | Poly Blackwire 3220 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - USB-A | |
|---|---|---|---|
| Series | - | 3200 Series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 98 g | 64 g | Poly Blackwire 3220 are lighter than Sennheiser SC 165 USB headphones. |
| Colour | Black, white | Black | |
| Earpad Material | Leatherette | Artificial leather | |
| Recommended Use | Portable electronics, computer | Portable electronics, computer |
| SOUND QUALITY | Sennheiser SC 165 USB | Poly Blackwire 3220 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | EPOS Voice | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | - | 90 dB | |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | 115 dB | - | |
| Diaphragm | - | 28 mm | |
| Magnet Material | Neodymium | - | |
| Features | - | Echo cancelation, Dynamic EQ optimised | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Sennheiser SC 165 USB | Poly Blackwire 3220 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | 100 - 10000 Hz | 100 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Sennheiser SC 165 USB | Poly Blackwire 3220 |
|---|
| Controls | Volume, answer/end, microphone on/mute, redial | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Sennheiser SC 165 USB | Poly Blackwire 3220 |
|---|
| Cable Type | Headset cable USB cable - detachable |
USB-A cable | |
|---|---|---|---|
| Cable Length | 2.262 m | - |
| FEATURES | Sennheiser SC 165 USB | Poly Blackwire 3220 |
|---|
| Features | EPOS ActiveGard | - |
|---|
| CONNECTIONS | Sennheiser SC 165 USB | Poly Blackwire 3220 |
|---|
| Connector Type | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm 4-pole) |
USB (4 PIN USB Type A) |
|---|
| OTHERS | Sennheiser SC 165 USB | Poly Blackwire 3220 |
|---|
| Included Accessories | Carrying pouch, USB cable | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | Certified for Skype for Business | Skype Certified, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 | |
| Service & Support | Limited warranty - 2 years | - |
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