Detailed comparison and review of beyerdynamic DT 1770 PRO and Poly Blackwire 3220. 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 | beyerdynamic DT 1770 PRO | Poly Blackwire 3220 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - USB-A | |
|---|---|---|---|
| Series | - | 3200 Series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 388 g | 64 g | Poly Blackwire 3220 are lighter than beyerdynamic DT 1770 PRO headphones. |
| Colour | Black | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | - | Portable electronics, computer |
| SOUND QUALITY | beyerdynamic DT 1770 PRO | Poly Blackwire 3220 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 3220 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 5 - 40000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.05% | - | |
| Sensitivity | 102 dB | 90 dB | beyerdynamic DT 1770 PRO have higher sensitivity than Poly Blackwire 3220. |
| Impedance | 250 Ohm | 32 Ohm | |
| Diaphragm | - | 28 mm | |
| Features | - | Echo cancelation, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | beyerdynamic DT 1770 PRO | Poly Blackwire 3220 |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | beyerdynamic DT 1770 PRO | Poly Blackwire 3220 |
|---|
| Controls | - | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | beyerdynamic DT 1770 PRO | Poly Blackwire 3220 |
|---|
| Cable Type | Headphones cable - 3 m Headphones cable - 5 m |
USB-A cable |
|---|
| CONNECTIONS | beyerdynamic DT 1770 PRO | Poly Blackwire 3220 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (4 PIN USB Type A) |
|---|
| OTHERS | beyerdynamic DT 1770 PRO | Poly Blackwire 3220 |
|---|
| Included Accessories | 6.3 mm (1/4") stereo adapter, 2 earpads, carrying bag | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Skype Certified, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 |
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