In depth comparison and review of JBL Quantum 350 Wireless and Poly Savi 8240-M D2. 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 Quantum 350 Wireless | Poly Savi 8240-M D2 |
|---|
| Product Type | Headset - 2.4 GHz - wireless, wired | Headset | |
|---|---|---|---|
| Height | 20 cm | - | |
| Width | 16 cm | - | |
| Depth | 9.3 cm | - | |
| Weight | 252 g | - | |
| Colour | Black | - | |
| Recommended Use | Game console, computer | - |
| SOUND QUALITY | JBL Quantum 350 Wireless | Poly Savi 8240-M D2 |
|---|
| Headphones Form Factor | Full size | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless, wired | - | |
| Wireless Technology | 2.4 GHz radio frequency | - | |
| Sound Output Mode | Stereo | - | |
| Sound Effects | QuantumSOUND Signature | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 115 dB | - | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | 93 dB | - | |
| Diaphragm | 40 mm | - |
| MICROPHONE | JBL Quantum 350 Wireless | Poly Savi 8240-M D2 |
|---|
| Form Factor | Detachable headset microphone | - | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -42 dBV/Pascal | - |
| REMOTE CONTROL | JBL Quantum 350 Wireless | Poly Savi 8240-M D2 |
|---|
| Controls | Volume, microphone on/mute | - |
|---|
| CABLE | JBL Quantum 350 Wireless | Poly Savi 8240-M D2 |
|---|
| Cable Type | Audio / USB adapter USB-C to USB-A cable - 1 m |
- | |
|---|---|---|---|
| Cable Length | 1 m | - |
| BATTERY AND CHARGING | JBL Quantum 350 Wireless | Poly Savi 8240-M D2 |
|---|
| Battery Type | Handset battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 500 mAh | - | |
| Battery Life | 22 hour(s) | - | |
| Charging Time | 2 hour(s) | - |
| WIRELESS LINK | JBL Quantum 350 Wireless | Poly Savi 8240-M D2 |
|---|
| Modulation Type | GFSK | - |
|---|
| OTHERS | JBL Quantum 350 Wireless | Poly Savi 8240-M D2 |
|---|
| Included Accessories | Wind shield, USB dongle | - | |
|---|---|---|---|
| Software Included | JBL Quantum Engine | - | |
| Software Certification | Discord Certified | - | |
| Service & Support | Limited warranty - 2 years | - |
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