Detailed comparison and review of JBL Quantum 400 and Poly Savi 8240-M D2. 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 | JBL Quantum 400 | Poly Savi 8240-M D2 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset | |
|---|---|---|---|
| Weight | 274 g | - | |
| Colour | Black | - | |
| Earpad Material | Memory foam | - |
| SOUND QUALITY | JBL Quantum 400 | Poly Savi 8240-M D2 |
|---|
| Headphones Form Factor | Full size | - | |
|---|---|---|---|
| Connectivity Technology | Wired | - | |
| Sound Output Mode | Stereo | - | |
| Built-in Decoders | DTS | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Max Input Power | 30 mW | - | |
| Sensitivity | 98 dB | - | |
| Impedance | 32 Ohm | - | |
| Features | JBL Quantum SURROUND | - |
| MICROPHONE | JBL Quantum 400 | Poly Savi 8240-M D2 |
|---|
| Form Factor | Detachable headset microphone | - | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 10 - 10000 Hz | - | |
| Sensitivity | -40 dB | - |
| CONNECTIONS | JBL Quantum 400 | Poly Savi 8240-M D2 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | JBL Quantum 400 | Poly Savi 8240-M D2 |
|---|
| Software Included | JBL Quantum Engine | - | |
|---|---|---|---|
| Service & Support | 1-year warranty | - |
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