Detailed comparison and review of Trust HS-250 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 | Trust HS-250 | Poly Blackwire 3220 |
|---|
| Product Type | Headset - wired - USB-A | Headset - wired - USB-A | |
|---|---|---|---|
| Series | - | 3200 Series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 214 g | 64 g | Poly Blackwire 3220 are lighter than Trust HS-250 headphones. |
| Colour | - | Black | |
| Earpad Material | Synthetic leather | Artificial leather | |
| Recommended Use | Computer | Portable electronics, computer |
| SOUND QUALITY | Trust HS-250 | Poly Blackwire 3220 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | 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 | 20 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | 1% | - | |
| Sensitivity | 108 dB | 90 dB | Trust HS-250 have higher sensitivity than Poly Blackwire 3220. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 28 mm | Trust HS-250 have a thicker diaphragm than Poly Blackwire 3220. |
| Magnet Material | Neodymium | - | |
| Features | - | Echo cancelation, Dynamic EQ optimised | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Trust HS-250 | Poly Blackwire 3220 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | 150 - 17000 Hz | 100 - 10000 Hz | Trust HS-250 offer a larger microphone frequency range than Poly Blackwire 3220. |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Trust HS-250 | Poly Blackwire 3220 |
|---|
| Controls | Volume, microphone on/mute | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Trust HS-250 | Poly Blackwire 3220 |
|---|
| Cable Type | Headset cable - 2 m | USB-A cable | |
|---|---|---|---|
| Cable Length | 2 m | - |
| CONNECTIONS | Trust HS-250 | Poly Blackwire 3220 |
|---|
| Connector Type | USB 2.0 (4 PIN USB Type A) | USB (4 PIN USB Type A) |
|---|
| OTHERS | Trust HS-250 | Poly Blackwire 3220 |
|---|
| Compatibility | Mac, Windows | Mac, Windows | |
|---|---|---|---|
| Software Certification | - | 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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