In depth comparison and review of JBL Quantum 350 Wireless and Poly Voyager Focus B825. 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 Voyager Focus B825 |
|---|
| Product Type | Headset - 2.4 GHz - wireless, wired | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | 20 cm | 7 cm | |
| Width | 16 cm | 18.3 cm | |
| Depth | 9.3 cm | 16 cm | |
| Weight | 252 g | 155 g | Poly Voyager Focus B825 are lighter than JBL Quantum 350 Wireless headphones. |
| Colour | Black | Black | |
| Recommended Use | Game console, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | JBL Quantum 350 Wireless | Poly Voyager Focus B825 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless, wired | Wireless | |
| Wireless Technology | 2.4 GHz radio frequency | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Active Noise Cancelling | - | Yes | Poly Voyager Focus B825 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard DIGITAL | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | QuantumSOUND Signature | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 115 dB | - | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | 93 dB | - | |
| Diaphragm | 40 mm | 32 mm | JBL Quantum 350 Wireless have a thicker diaphragm than Poly Voyager Focus B825. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 8 | Poly Voyager Focus B825 have the ability to connect to multiple devices simultaneously. |
| Features | - | Smart Sensor Technology |
| MICROPHONE | JBL Quantum 350 Wireless | Poly Voyager Focus B825 |
|---|
| Form Factor | Detachable headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Omni-directional | MEMS-directional | |
| Frequency Response | 100 - 10000 Hz | 100 - 6700 Hz | JBL Quantum 350 Wireless offer a larger microphone frequency range than Poly Voyager Focus B825. |
| Sensitivity | -42 dBV/Pascal | - | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | JBL Quantum 350 Wireless | Poly Voyager Focus B825 |
|---|
| Controls | Volume, microphone on/mute | Volume, answer/end, microphone on/mute, play/pause |
|---|
| CABLE | JBL Quantum 350 Wireless | Poly Voyager Focus B825 |
|---|
| Cable Type | Audio / USB adapter USB-C to USB-A cable - 1 m |
Micro-USB charging cable | |
|---|---|---|---|
| Cable Length | 1 m | - |
| BATTERY AND CHARGING | JBL Quantum 350 Wireless | Poly Voyager Focus B825 |
|---|
| Battery Type | Handset battery rechargeable - Lithium Ion | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 500 mAh | 325 mAh | JBL Quantum 350 Wireless have a higher battery capacity than Poly Voyager Focus B825. |
| Battery Life | 22 hour(s) | 15 hour(s) | JBL Quantum 350 Wireless lasts longer on a single charge than the Poly Voyager Focus B825. |
| Battery Life Details | - | Continuous playback (AAC, active noise-cancelling on): up to 12 hours Continuous talk (active noise-cancelling off): up to 12 hours Continuous talk (active noise-cancelling on): up to 10 hours Continuous playback (active noise-cancelling off): up to 15 hours |
|
| Charging Time | 2 hour(s) | 2 hour(s) | The charging of both headphones last the same time. |
| WIRELESS LINK | JBL Quantum 350 Wireless | Poly Voyager Focus B825 |
|---|
| Modulation Type | GFSK | - |
|---|
| OTHERS | JBL Quantum 350 Wireless | Poly Voyager Focus B825 |
|---|
| Included Accessories | Wind shield, USB dongle | Travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Software Included | JBL Quantum Engine | - | |
| Software Certification | Discord Certified | Certified for Skype for Business | |
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 2 years | - |
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