In depth comparison and review of Philips TAH8505BK 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 | Philips TAH8505BK | Poly Voyager Focus B825 |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | - | 7 cm | |
| Width | - | 18.3 cm | |
| Depth | - | 16 cm | |
| Weight | 278 g | 155 g | Poly Voyager Focus B825 are lighter than Philips TAH8505BK headphones. |
| Colour | Black | Black | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | 30 m | Poly Voyager Focus B825 have a greater operating distance than Philips TAH8505BK. |
| High-Resolution Audio | Yes | - |
| SOUND QUALITY | Philips TAH8505BK | Poly Voyager Focus B825 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | Philips TAH8505BK can be folded. |
| Connectivity Technology | Wireless, wired | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 4.1 | Philips TAH8505BK have a more advanced version of Bluetooth than Poly Voyager Focus B825. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard DIGITAL | |
| Noise Isolating | Yes | - | Philips TAH8505BK are equipped with a noise isolating function. |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 7 - 40000 Hz | 20 - 20000 Hz | Philips TAH8505BK offer a larger frequency range than Poly Voyager Focus B825. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 90 dB | - | |
| Impedance | 16 Ohm | - | |
| Diaphragm | PET - 40 mm | 32 mm | Philips TAH8505BK 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. |
| Magnet Material | Neodymium | - | |
| Features | - | Smart Sensor Technology |
| MICROPHONE | Philips TAH8505BK | Poly Voyager Focus B825 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | MEMS-directional | |
| Frequency Response | - | 100 - 6700 Hz | |
| Microphone Features | Echo-cancelling | - | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | Philips TAH8505BK | Poly Voyager Focus B825 |
|---|
| Controls | Hold, reject call, answer call | Volume, answer/end, microphone on/mute, play/pause |
|---|
| CABLE | Philips TAH8505BK | Poly Voyager Focus B825 |
|---|
| Cable Type | USB charge cable Headphones cable |
Micro-USB charging cable | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| BATTERY AND CHARGING | Philips TAH8505BK | Poly Voyager Focus B825 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 325 mAh | |
| Battery Life | 30 hour(s) | 15 hour(s) | Philips TAH8505BK lasts longer on a single charge than the Poly Voyager Focus B825. |
| Battery Life Details | Continuous playback (noise cancelling OFF): up to 30 hours Continuous playback (noise cancelling ON): up to 25 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 | 200 hours | - | |
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | Philips TAH8505BK | Poly Voyager Focus B825 |
|---|
| Connector Type | USB (power only) (micro-USB) Headphones |
- |
|---|
| OTHERS | Philips TAH8505BK | Poly Voyager Focus B825 |
|---|
| Included Accessories | - | Travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business | |
| Compliant Standards | RoHS, EN 50581:2012, EN 62479:2010, EN 55035:2017, EN 62368-1:2014+A11:2017, EN 50663:2017, EN 300 328 V2.2.2, EN 301 489-1 V2.2.3, EN 301 489-17 V3.2.2, EN 55032:2015/A11:2020 | - | |
| TAA Compliant | - | Yes |
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