In depth comparison and review of Audio-Technica ATH-DSR9BT and Poly Blackwire 3225 (3300 Series). 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 Blackwire 3225 (3300 Series) |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 310 g | 64 g | Poly Blackwire 3225 (3300 Series) are lighter than Audio-Technica ATH-DSR9BT headphones. |
| Colour | - | Black | |
| Earpad Material | Foam | Artificial leather | |
| Headband Material | Leather | - | |
| Recommended Use | - | Computer | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Audio-Technica ATH-DSR9BT | Poly Blackwire 3225 (3300 Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | Yes | |
| Foldable | Yes | - | Audio-Technica ATH-DSR9BT can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.2 | - | |
| 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 Blackwire 3225 (3300 Series) 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 | - | |
| Sensitivity | 97 dB/mW | 90 dB | Audio-Technica ATH-DSR9BT have higher sensitivity than Poly Blackwire 3225 (3300 Series). |
| Impedance | 38 Ohm | 32 Ohm | |
| Diaphragm | 45 mm | 28 mm | Audio-Technica ATH-DSR9BT have a thicker diaphragm than Poly Blackwire 3225 (3300 Series). |
| Features | Bluetooth aptX technology | Digital signal processing, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Audio-Technica ATH-DSR9BT | Poly Blackwire 3225 (3300 Series) |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Technology | Condenser | - | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | 50 - 4000 Hz | 100 - 10000 Hz | Poly Blackwire 3225 (3300 Series) offer a larger microphone frequency range than Audio-Technica ATH-DSR9BT. |
| Sensitivity | -44 dB | -38 dBV/Pascal |
| REMOTE CONTROL | Audio-Technica ATH-DSR9BT | Poly Blackwire 3225 (3300 Series) |
|---|
| Controls | Volume, microphone on/off | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Audio-Technica ATH-DSR9BT | Poly Blackwire 3225 (3300 Series) |
|---|
| Cable Type | USB charge cable - 2 m | USB-A cable |
|---|
| BATTERY AND CHARGING | Audio-Technica ATH-DSR9BT | Poly Blackwire 3225 (3300 Series) |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Life | 15 hour(s) | - | |
| Standby Time | 1000 hours | - | |
| Charging Time | 5 hour(s) | - |
| WIRELESS LINK | Audio-Technica ATH-DSR9BT | Poly Blackwire 3225 (3300 Series) |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Audio-Technica ATH-DSR9BT | Poly Blackwire 3225 (3300 Series) |
|---|
| Connector Type | - | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Audio-Technica ATH-DSR9BT | Poly Blackwire 3225 (3300 Series) |
|---|
| Included Accessories | Hard case | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Skype Certified, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 | |
| Service & Support | Limited warranty - 2 years | - |
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