In depth comparison and review of Audio-Technica ATH-DSR9BT 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 | Audio-Technica ATH-DSR9BT | Poly Voyager Focus B825-M |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | - | 7 cm | |
| Width | - | 18.3 cm | |
| Depth | - | 16 cm | |
| Weight | 310 g | 155 g | Poly Voyager Focus B825-M are lighter than Audio-Technica ATH-DSR9BT headphones. |
| Colour | - | Black | |
| Earpad Material | Foam | - | |
| Headband Material | Leather | - | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | 30 m | Poly Voyager Focus B825-M have a greater operating distance than Audio-Technica ATH-DSR9BT. |
| SOUND QUALITY | Audio-Technica ATH-DSR9BT | Poly Voyager Focus B825-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | Audio-Technica ATH-DSR9BT can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.1 | Audio-Technica ATH-DSR9BT 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 | |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | Pure Digital Drive | - | |
| Frequency Response | 5 - 45000 Hz | 20 - 20000 Hz | Audio-Technica ATH-DSR9BT offer a larger frequency range than Poly Voyager Focus B825-M. |
| Sensitivity | 97 dB/mW | - | |
| Impedance | 38 Ohm | - | |
| Diaphragm | 45 mm | 32 mm | Audio-Technica ATH-DSR9BT 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. |
| Features | Bluetooth aptX technology | Smart Sensor Technology |
| MICROPHONE | Audio-Technica ATH-DSR9BT | Poly Voyager Focus B825-M |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Technology | Condenser | - | |
| Microphone Operation Mode | Omni-directional | MEMS-directional | |
| Frequency Response | 50 - 4000 Hz | 100 - 6700 Hz | Poly Voyager Focus B825-M offer a larger microphone frequency range than Audio-Technica ATH-DSR9BT. |
| Sensitivity | -44 dB | - | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | Audio-Technica ATH-DSR9BT | Poly Voyager Focus B825-M |
|---|
| Controls | Volume, microphone on/off | Volume, answer/end, microphone on/mute, play/pause |
|---|
| CABLE | Audio-Technica ATH-DSR9BT | Poly Voyager Focus B825-M |
|---|
| Cable Type | USB charge cable - 2 m | Micro-USB charging cable |
|---|
| BATTERY AND CHARGING | Audio-Technica ATH-DSR9BT | Poly Voyager Focus B825-M |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 325 mAh | |
| Battery Life | 15 hour(s) | 15 hour(s) | Both headphones last the same amount of time on a single charge. |
| 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 |
|
| Standby Time | 1000 hours | - | |
| Charging Time | 5 hour(s) | 2 hour(s) | Poly Voyager Focus B825-M recharge faster than Audio-Technica ATH-DSR9BT. |
| WIRELESS LINK | Audio-Technica ATH-DSR9BT | Poly Voyager Focus B825-M |
|---|
| Transmission Range | 10 m | - |
|---|
| OTHERS | Audio-Technica ATH-DSR9BT | Poly Voyager Focus B825-M |
|---|
| Included Accessories | Hard case | 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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