Side by side comparison and review of SOUL X-TRA 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 | SOUL X-TRA | Poly Blackwire 3320 |
|---|
| Product Type | Headphones - Bluetooth - wireless - 3.5 mm jack | Headset - wired - USB | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | 20 cm | - | |
| Width | 16.4 cm | - | |
| Depth | 7.2 cm | - | |
| Weight | 198 g | 130 g | Poly Blackwire 3320 are lighter than SOUL X-TRA headphones. |
| Colour | Blue | - | |
| Protection | - | Hearing protection | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | SOUL X-TRA | Poly Blackwire 3320 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | Yes | |
| Foldable | Yes | - | SOUL X-TRA can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 94 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | SOUL X-TRA have a thicker diaphragm than Poly Blackwire 3320. |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | SOUL X-TRA | Poly Blackwire 3320 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Noise Cancelling | - | Yes | Poly Blackwire 3320 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | SOUL X-TRA | Poly Blackwire 3320 |
|---|
| Controls | Volume, on/off, answer/end, play/pause, next/previous track, reject call, redial | Mute, volume, answer/end |
|---|
| CABLE | SOUL X-TRA | Poly Blackwire 3320 |
|---|
| Cable Type | USB charge cable - detachable Headphones cable - detachable - straight |
Headset cable |
|---|
| BATTERY AND CHARGING | SOUL X-TRA | Poly Blackwire 3320 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 320 mAh | - | |
| Battery Life | 24 hour(s) | - | |
| Charging Time | 2 hour(s) | - |
| WIRELESS LINK | SOUL X-TRA | Poly Blackwire 3320 |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | SOUL X-TRA | Poly Blackwire 3320 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (4 PIN USB Type A) |
|---|
| OTHERS | SOUL X-TRA | Poly Blackwire 3320 |
|---|
| Included Accessories | Carrying case | - | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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