Detailed comparison and review of Jabra BIZ 2400 Duo and KEF M500. 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 | Jabra BIZ 2400 Duo | KEF M500 |
|---|
| Product Type | Headset - wired | Headset - wired | |
|---|---|---|---|
| Weight | - | 208 g | |
| Colour | - | Classic | |
| Body Material | KEVLAR, surgical steel | Aluminium alloy | |
| Recommended Use | - | Portable electronics, phone |
| SOUND QUALITY | Jabra BIZ 2400 Duo | KEF M500 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | KEF M500 can be folded. |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | Yes | - | Jabra BIZ 2400 Duo are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 300 - 3400 Hz | 20 - 20000 Hz | KEF M500 offer a larger frequency range than Jabra BIZ 2400 Duo. |
| Max Input Power | - | 30 mW | |
| Sensitivity | - | 103 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 40 mm | |
| Magnet Material | Neodymium | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Jabra BIZ 2400 Duo | KEF M500 |
|---|
| Type | Boom | On-cable | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - |
| REMOTE CONTROL | Jabra BIZ 2400 Duo | KEF M500 |
|---|
| Controls | - | Volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | Jabra BIZ 2400 Duo | KEF M500 |
|---|
| Cable Type | Headset cable | 2 x headset cable - 1.3 m | |
|---|---|---|---|
| Plated Connector | - | Gold |
| CONNECTIONS | Jabra BIZ 2400 Duo | KEF M500 |
|---|
| Connector Type | Headset | Headset (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Jabra BIZ 2400 Duo | KEF M500 |
|---|
| Included Accessories | - | Protective case, in-flight plug adapter, 3.5 mm to 6.3 mm adapter | |
|---|---|---|---|
| Compliant Standards | EN 60950, UL 60950, AS/NZS 3260, IEC 60950-1 | - | |
| Service & Support | Limited warranty - 3 years | Limited warranty - 1 year |
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