Detailed comparison and review of Poly Blackwire 325 and JBL JR300. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Poly Blackwire 325 | JBL JR300 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | 300 Series | - | |
| Weight | - | 108 g | |
| Colour | - | Spider red | Ice blue | |
| Earpad Material | - | Polyurethane leather | |
| Headband Material | Metal | - | |
| Design | - | Kids | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | Poly Blackwire 325 | JBL JR300 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | JBL JR300 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 | - | 85 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 325 | JBL JR300 |
|---|
| Type | Boom | - | |
|---|---|---|---|
| Frequency Response | 100 - 10000 Hz | - |
| REMOTE CONTROL | Poly Blackwire 325 | JBL JR300 |
|---|
| Controls | Mute, volume, answer/end | - |
|---|
| CABLE | Poly Blackwire 325 | JBL JR300 |
|---|
| Cable Type | Headset cable - 2.13 m | Headphones cable - single-sided / flat - 1 m | |
|---|---|---|---|
| Cable Length | 2.13 m | 1 m |
| FEATURES | Poly Blackwire 325 | JBL JR300 |
|---|
| Additional Functions | DSP | Volume limiter |
|---|
| CONNECTIONS | Poly Blackwire 325 | JBL JR300 |
|---|
| 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 JR300 |
|---|
| Included Accessories | - | Stickers | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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