In depth comparison and review of Plantronics .Audio 400DSP and Poly Blackwire 3320. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Plantronics .Audio 400DSP | Poly Blackwire 3320 |
|---|
| Product Type | Headset - wired | Headset - wired - USB | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Weight | - | 130 g | |
| Protection | - | Hearing protection | |
| Recommended Use | Computer | - |
| SOUND QUALITY | Plantronics .Audio 400DSP | Poly Blackwire 3320 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Sensitivity | - | 94 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Plantronics .Audio 400DSP | Poly Blackwire 3320 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Mono | - | |
| Noise Cancelling | - | Yes | Poly Blackwire 3320 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Plantronics .Audio 400DSP | Poly Blackwire 3320 |
|---|
| Controls | Mute, volume | Mute, volume, answer/end |
|---|
| CABLE | Plantronics .Audio 400DSP | Poly Blackwire 3320 |
|---|
| Cable Type | Headset cable | Headset cable |
|---|
| CONNECTIONS | Plantronics .Audio 400DSP | Poly Blackwire 3320 |
|---|
| Connector Type | USB (4 PIN USB Type A) | USB (4 PIN USB Type A) |
|---|
| OTHERS | Plantronics .Audio 400DSP | Poly Blackwire 3320 |
|---|
| Software Certification | - | Certified for Microsoft Teams | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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