Side by side comparison and review of Poly Blackwire 325 and Trust HS-250. 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 | Poly Blackwire 325 | Trust HS-250 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - USB-A | |
|---|---|---|---|
| Series | 300 Series | - | |
| Weight | - | 214 g | |
| Earpad Material | - | Synthetic leather | |
| Headband Material | Metal | - | |
| Recommended Use | - | Computer |
| SOUND QUALITY | Poly Blackwire 325 | Trust HS-250 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Ear Cups Type | - | Closed | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | - | 1% | |
| Sensitivity | - | 108 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 40 mm | |
| Magnet Material | - | Neodymium | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Poly Blackwire 325 | Trust HS-250 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | 100 - 10000 Hz | 150 - 17000 Hz | Trust HS-250 offer a larger microphone frequency range than Poly Blackwire 325. |
| REMOTE CONTROL | Poly Blackwire 325 | Trust HS-250 |
|---|
| Controls | Mute, volume, answer/end | Volume, microphone on/mute |
|---|
| CABLE | Poly Blackwire 325 | Trust HS-250 |
|---|
| Cable Type | Headset cable - 2.13 m | Headset cable - 2 m | |
|---|---|---|---|
| Cable Length | 2.13 m | 2 m |
| FEATURES | Poly Blackwire 325 | Trust HS-250 |
|---|
| Additional Functions | DSP | - |
|---|
| CONNECTIONS | Poly Blackwire 325 | Trust HS-250 |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
USB 2.0 (4 PIN USB Type A) |
|---|
| OTHERS | Poly Blackwire 325 | Trust HS-250 |
|---|
| Compatibility | - | Mac, Windows | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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