In depth comparison and review of Audio-Technica ATH-DSR9BT and Poly Blackwire 3325. 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 3325 |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | - | 18.6 cm | |
| Width | - | 21.6 cm | |
| Depth | - | 5.6 cm | |
| Weight | 310 g | 130 g | Poly Blackwire 3325 are lighter than Audio-Technica ATH-DSR9BT headphones. |
| Earpad Material | Foam | Leatherette | |
| Headband Material | Leather | - | |
| Protection | - | Hearing protection | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Audio-Technica ATH-DSR9BT | Poly Blackwire 3325 |
|---|
| 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) | - | |
| 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 Blackwire 3325. |
| Sensitivity | 97 dB/mW | 94 dB | Audio-Technica ATH-DSR9BT have higher sensitivity than Poly Blackwire 3325. |
| Impedance | 38 Ohm | 32 Ohm | |
| Diaphragm | 45 mm | 32 mm | Audio-Technica ATH-DSR9BT have a thicker diaphragm than Poly Blackwire 3325. |
| Features | Bluetooth aptX technology | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Audio-Technica ATH-DSR9BT | Poly Blackwire 3325 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Technology | Condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Noise Cancelling | - | Yes | Poly Blackwire 3325 microphone can cancel out ambient noise. |
| Frequency Response | 50 - 4000 Hz | 100 - 10000 Hz | Poly Blackwire 3325 offer a larger microphone frequency range than Audio-Technica ATH-DSR9BT. |
| Sensitivity | -44 dB | -38 dB |
| REMOTE CONTROL | Audio-Technica ATH-DSR9BT | Poly Blackwire 3325 |
|---|
| Controls | Volume, microphone on/off | Mute, volume, answer/end |
|---|
| CABLE | Audio-Technica ATH-DSR9BT | Poly Blackwire 3325 |
|---|
| Cable Type | USB charge cable - 2 m | Headset cable |
|---|
| BATTERY AND CHARGING | Audio-Technica ATH-DSR9BT | Poly Blackwire 3325 |
|---|
| 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 3325 |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Audio-Technica ATH-DSR9BT | Poly Blackwire 3325 |
|---|
| Connector Type | - | USB (4 PIN USB Type A) Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Audio-Technica ATH-DSR9BT | Poly Blackwire 3325 |
|---|
| Included Accessories | Hard case | Carrying pouch | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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