In depth comparison and review of JBL Jr310 and Poly Blackwire 3320-M. 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 | JBL Jr310 | Poly Blackwire 3320-M |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | Blackwire 3300 series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 105 g | 130 g | JBL Jr310 are lighter than JBL Jr310 headphones. |
| Colour | Blue | Red | Black | |
| Earpad Material | - | Foam | |
| Design | Kids | - | |
| Recommended Use | Portable electronics | Portable electronics, computer |
| SOUND QUALITY | JBL Jr310 | Poly Blackwire 3320-M |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | Yes | |
| Foldable | Yes | - | JBL Jr310 can be folded. |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 3320-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 80 dB | 116 dB | Poly Blackwire 3320-M have higher sensitivity than JBL Jr310. |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | 80 dB | 118 dB | |
| Diaphragm | 32 mm | 32 mm | Both headphones are designed with same thick diaphragm. |
| Features | - | Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | JBL Jr310 | Poly Blackwire 3320-M |
|---|
| Type | On-cable | Boom | |
|---|---|---|---|
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | -40 dBV/Pascal | -38 dB |
| REMOTE CONTROL | JBL Jr310 | Poly Blackwire 3320-M |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | JBL Jr310 | Poly Blackwire 3320-M |
|---|
| Cable Type | Headphones cable | - |
|---|
| FEATURES | JBL Jr310 | Poly Blackwire 3320-M |
|---|
| Features | Safe Sound | - |
|---|
| CONNECTIONS | JBL Jr310 | Poly Blackwire 3320-M |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (24 pin USB-C) |
|---|
| OTHERS | JBL Jr310 | Poly Blackwire 3320-M |
|---|
| Compatibility | - | Mac, Windows | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS | |
| Service & Support | Limited warranty - 1 year | - |
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