Side by side comparison and review of Sennheiser HD 300 PRO and Poly Blackwire 3320. 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 HD 300 PRO | Poly Blackwire 3320 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - USB | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Weight | 297 g | 130 g | Poly Blackwire 3320 are lighter than Sennheiser HD 300 PRO headphones. |
| Protection | - | Hearing protection |
| SOUND QUALITY | Sennheiser HD 300 PRO | Poly Blackwire 3320 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 6 - 25000 Hz | 20 - 20000 Hz | Sennheiser HD 300 PRO offer a larger frequency range than Poly Blackwire 3320. |
| Max Input Power | 500 mW | - | |
| Total Harmonic Distortion (THD) | <0.1% | - | |
| Sensitivity | 108 dB | 94 dB | Sennheiser HD 300 PRO have higher sensitivity than Poly Blackwire 3320. |
| Impedance | 64 Ohm | 32 Ohm | |
| Max Sound Pressure | 123 dB | - | |
| Diaphragm | - | 32 mm | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sennheiser HD 300 PRO | Poly Blackwire 3320 |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Noise Cancelling | - | Yes | Poly Blackwire 3320 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Sennheiser HD 300 PRO | Poly Blackwire 3320 |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | Sennheiser HD 300 PRO | Poly Blackwire 3320 |
|---|
| Cable Type | Headphones cable - 1.55 m | Headset cable | |
|---|---|---|---|
| Cable Length | 1.55 m | - |
| CONNECTIONS | Sennheiser HD 300 PRO | Poly Blackwire 3320 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (4 PIN USB Type A) |
|---|
| OTHERS | Sennheiser HD 300 PRO | Poly Blackwire 3320 |
|---|
| Included Accessories | 6.3 mm (1/4") stereo adapter | - | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Service & Support | - | Limited warranty - 2 years |
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