Detailed comparison and review of Philips TAH4205BL and Poly Voyager Focus B825-M. 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 | Philips TAH4205BL | Poly Voyager Focus B825-M |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | 18.5 cm | 7 cm | |
| Width | 16.5 cm | 18.3 cm | |
| Depth | 4 cm | 16 cm | |
| Weight | 150 g | 155 g | Philips TAH4205BL are lighter than Philips TAH4205BL headphones. |
| Colour | Blue | Black | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | 30 m | Poly Voyager Focus B825-M have a greater operating distance than Philips TAH4205BL. |
| SOUND QUALITY | Philips TAH4205BL | Poly Voyager Focus B825-M |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Philips TAH4205BL can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 4.1 | Philips TAH4205BL have a more advanced version of Bluetooth than Poly Voyager Focus B825-M. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Active Noise Cancelling | - | Yes | Poly Voyager Focus B825-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Noise Isolating | Yes | - | Philips TAH4205BL are equipped with a noise isolating function. |
| Sound Output Mode | - | Stereo | |
| Sound Effects | Bass Boost | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 110 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | PET - 32 mm | 32 mm | Both headphones are designed with same thick diaphragm. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 8 | Poly Voyager Focus B825-M have the ability to connect to multiple devices simultaneously. |
| Magnet Material | NdFeB | - | |
| Features | - | Smart Sensor Technology |
| MICROPHONE | Philips TAH4205BL | 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 | Philips TAH4205BL | Poly Voyager Focus B825-M |
|---|
| Controls | Bass, volume control, play/pause | Volume, answer/end, microphone on/mute, play/pause |
|---|
| CABLE | Philips TAH4205BL | Poly Voyager Focus B825-M |
|---|
| Cable Type | USB-C charge cable - detachable | Micro-USB charging cable |
|---|
| BATTERY AND CHARGING | Philips TAH4205BL | Poly Voyager Focus B825-M |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 325 mAh | |
| Battery Life | 29 hour(s) | 15 hour(s) | Philips TAH4205BL lasts longer on a single charge than the Poly Voyager Focus B825-M. |
| Battery Life Details | Standby: up to 166 hours Continuous talk: up to 21 hours Continuous playback: up to 29 hours |
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 |
|
| Standby Time | 166 hours | - | |
| Charging Time | 2 hour(s) | 2 hour(s) | The charging of both headphones last the same time. |
| CONNECTIONS | Philips TAH4205BL | Poly Voyager Focus B825-M |
|---|
| Connector Type | USB (power only) Bluetooth |
- |
|---|
| OTHERS | Philips TAH4205BL | Poly Voyager Focus B825-M |
|---|
| Included Accessories | USB-C charging cable | Travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business, Certified for Microsoft Teams | |
| Service & Support | Limited warranty - 2 years | - |
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