In depth comparison and review of ifrogz Impulse 2 and Poly Voyager Focus B825-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 | ifrogz Impulse 2 | Poly Voyager Focus B825-M |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | 19.5 cm | 7 cm | |
| Width | 21.48 cm | 18.3 cm | |
| Depth | 8 cm | 16 cm | |
| Weight | 295 g | 155 g | Poly Voyager Focus B825-M are lighter than ifrogz Impulse 2 headphones. |
| Colour | Blue | Black | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | ifrogz Impulse 2 | Poly Voyager Focus B825-M |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Foldable | Yes | - | ifrogz Impulse 2 can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Active Noise Cancelling | - | Yes | Poly Voyager Focus B825-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 | 94 dB +/- 3dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 40 mm | 32 mm | ifrogz Impulse 2 have a thicker diaphragm than Poly Voyager Focus B825-M. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 8 | Poly Voyager Focus B825-M have the ability to connect to multiple devices simultaneously. |
| Magnet Material | Neodymium | - | |
| Features | - | Smart Sensor Technology |
| MICROPHONE | ifrogz Impulse 2 | Poly Voyager Focus B825-M |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | MEMS-directional | |
| Frequency Response | - | 100 - 6700 Hz | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | ifrogz Impulse 2 | Poly Voyager Focus B825-M |
|---|
| Controls | Volume, power on/off, play/pause, next/previous track | Volume, answer/end, microphone on/mute, play/pause |
|---|
| CABLE | ifrogz Impulse 2 | Poly Voyager Focus B825-M |
|---|
| Cable Type | Headphones cable - detachable Micro-USB charge cable |
Micro-USB charging cable |
|---|
| BATTERY AND CHARGING | ifrogz Impulse 2 | Poly Voyager Focus B825-M |
|---|
| Battery Type | Headphone battery rechargeable | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 325 mAh | |
| Battery Life | 20 hour(s) | 15 hour(s) | ifrogz Impulse 2 lasts longer on a single charge than the Poly Voyager Focus B825-M. |
| 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. |
| CONNECTIONS | ifrogz Impulse 2 | Poly Voyager Focus B825-M |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | ifrogz Impulse 2 | Poly Voyager Focus B825-M |
|---|
| Included Accessories | Carrying pouch | Travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business, Certified for Microsoft Teams | |
| Service & Support | Limited warranty - 1 year | - |
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