Side by side comparison and review of JVC HA KD7 and Poly Blackwire 3325. 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 | JVC HA KD7 | Poly Blackwire 3325 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | - | 18.6 cm | |
| Width | - | 21.6 cm | |
| Depth | - | 5.6 cm | |
| Weight | 110 g | 130 g | JVC HA KD7 are lighter than JVC HA KD7 headphones. |
| Colour | Pink violet | - | |
| Earpad Material | - | Leatherette | |
| Protection | - | Hearing protection | |
| Design | Kids | - | |
| Recommended Use | Home audio | - |
| SOUND QUALITY | JVC HA KD7 | Poly Blackwire 3325 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Volume Limiting Function | Yes | - | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 15 - 23000 Hz | 20 - 20000 Hz | JVC HA KD7 offer a larger frequency range than Poly Blackwire 3325. |
| Max Input Power | 200 mW | - | |
| Sensitivity | - | 94 dB | |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | 85 dB | - | |
| Diaphragm | 30 mm | 32 mm | Poly Blackwire 3325 have a thicker diaphragm than JVC HA KD7. |
| Magnet Material | Ferrite | - | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | JVC HA KD7 | Poly Blackwire 3325 |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Noise Cancelling | - | Yes | Poly Blackwire 3325 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | JVC HA KD7 | Poly Blackwire 3325 |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | JVC HA KD7 | Poly Blackwire 3325 |
|---|
| Cable Type | Headphones cable - straight - 80 cm | Headset cable | |
|---|---|---|---|
| Cable Length | 80 cm | - | |
| Plated Connector | Nickel | - |
| CONNECTIONS | JVC HA KD7 | Poly Blackwire 3325 |
|---|
| Connector Type | (mini-phone stereo 3.5 mm) | USB (4 PIN USB Type A) Headset (mini-phone 3.5mm) |
|---|
| OTHERS | JVC HA KD7 | Poly Blackwire 3325 |
|---|
| Included Accessories | Stickers | Carrying pouch | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Service & Support | - | Limited warranty - 2 years |
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