Side by side comparison and review of Philips SHL4405BK and Poly Blackwire 325. 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 | Philips SHL4405BK | Poly Blackwire 325 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 300 Series | |
| Headband Material | - | Metal | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Philips SHL4405BK | Poly Blackwire 325 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Philips SHL4405BK can be folded. |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 9 - 23000 Hz | 20 - 20000 Hz | Philips SHL4405BK offer a larger frequency range than Poly Blackwire 325. |
| Max Input Power | 40 mW | - | |
| Sensitivity | 103 dB | - | |
| Impedance | 24 Ohm | - | |
| Diaphragm | Mylar - 32 mm | - | |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Philips SHL4405BK | Poly Blackwire 325 |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Frequency Response | - | 100 - 10000 Hz |
| REMOTE CONTROL | Philips SHL4405BK | Poly Blackwire 325 |
|---|
| Controls | Play/pause | Mute, volume, answer/end |
|---|
| CABLE | Philips SHL4405BK | Poly Blackwire 325 |
|---|
| Cable Type | Headphones cable - single-sided - 1.2 m | Headset cable - 2.13 m | |
|---|---|---|---|
| Cable Length | 1.2 m | 2.13 m | |
| Plated Connector | Chrome | - |
| FEATURES | Philips SHL4405BK | Poly Blackwire 325 |
|---|
| Additional Functions | - | DSP |
|---|
| CONNECTIONS | Philips SHL4405BK | Poly Blackwire 325 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | Philips SHL4405BK | Poly Blackwire 325 |
|---|
| Service & Support | - | Limited warranty - 2 years |
|---|
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