In depth comparison and review of Poly Blackwire 325 and JBL Jr310. 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 | Poly Blackwire 325 | JBL Jr310 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | 300 Series | - | |
| Weight | - | 105 g | |
| Colour | - | Blue | Red | |
| Headband Material | Metal | - | |
| Design | - | Kids | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | Poly Blackwire 325 | JBL Jr310 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | JBL Jr310 can be folded. |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 80 dB | |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | - | 80 dB | |
| Diaphragm | - | 32 mm | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 325 | JBL Jr310 |
|---|
| Type | Boom | On-cable | |
|---|---|---|---|
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | - | -40 dBV/Pascal |
| REMOTE CONTROL | Poly Blackwire 325 | JBL Jr310 |
|---|
| Controls | Mute, volume, answer/end | - |
|---|
| CABLE | Poly Blackwire 325 | JBL Jr310 |
|---|
| Cable Type | Headset cable - 2.13 m | Headphones cable | |
|---|---|---|---|
| Cable Length | 2.13 m | - |
| FEATURES | Poly Blackwire 325 | JBL Jr310 |
|---|
| Features | - | Safe Sound | |
|---|---|---|---|
| Additional Functions | DSP | - |
| CONNECTIONS | Poly Blackwire 325 | JBL Jr310 |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly Blackwire 325 | JBL Jr310 |
|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
|---|
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