In depth comparison and review of Audio-Technica ATH-DSR9BT and Poly Voyager 4220 (Office 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 Voyager 4220 (Office Series) |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | Office Series | |
| Weight | 310 g | 150 g | Poly Voyager 4220 (Office Series) are lighter than Audio-Technica ATH-DSR9BT headphones. |
| Earpad Material | Foam | - | |
| Headband Material | Leather | - | |
| Bluetooth Range (Operating Distance) | 10 m | 91 m | Poly Voyager 4220 (Office Series) have a greater operating distance than Audio-Technica ATH-DSR9BT. |
| SOUND QUALITY | Audio-Technica ATH-DSR9BT | Poly Voyager 4220 (Office Series) |
|---|
| 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 5.0 | Poly Voyager 4220 (Office Series) have a more advanced version of Bluetooth than Audio-Technica ATH-DSR9BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC | |
| 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 4220 (Office Series). |
| Sensitivity | 97 dB/mW | - | |
| Impedance | 38 Ohm | 32 Ohm | |
| Diaphragm | 45 mm | 32 mm | Audio-Technica ATH-DSR9BT have a thicker diaphragm than Poly Voyager 4220 (Office Series). |
| Features | Bluetooth aptX technology | SoundGuard DIGITAL Technology |
| MICROPHONE | Audio-Technica ATH-DSR9BT | Poly Voyager 4220 (Office Series) |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Technology | Condenser | - | |
| Microphone Operation Mode | Omni-directional | Uni-directional | |
| Frequency Response | 50 - 4000 Hz | - | |
| Sensitivity | -44 dB | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Audio-Technica ATH-DSR9BT | Poly Voyager 4220 (Office Series) |
|---|
| Controls | Volume, microphone on/off | Mute, volume, answer/end, next/previous track, redial |
|---|
| CABLE | Audio-Technica ATH-DSR9BT | Poly Voyager 4220 (Office Series) |
|---|
| Cable Type | USB charge cable - 2 m | - |
|---|
| FEATURES | Audio-Technica ATH-DSR9BT | Poly Voyager 4220 (Office Series) |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | Audio-Technica ATH-DSR9BT | Poly Voyager 4220 (Office Series) |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headset battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | 15 hour(s) | 12 hour(s) | Audio-Technica ATH-DSR9BT lasts longer on a single charge than the Poly Voyager 4220 (Office Series). |
| Battery Life Details | - | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
|
| Standby Time | 1000 hours | 312 hours | Audio-Technica ATH-DSR9BT have longer standby time than Poly Voyager 4220 (Office Series). |
| Charging Time | 5 hour(s) | 1.5 hour(s) | Poly Voyager 4220 (Office Series) recharge faster than Audio-Technica ATH-DSR9BT. |
| WIRELESS LINK | Audio-Technica ATH-DSR9BT | Poly Voyager 4220 (Office Series) |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Audio-Technica ATH-DSR9BT | Poly Voyager 4220 (Office Series) |
|---|
| Connector Type | - | USB (24 pin USB-C) |
|---|
| OTHERS | Audio-Technica ATH-DSR9BT | Poly Voyager 4220 (Office Series) |
|---|
| Included Accessories | Hard case | - | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Service & Support | Limited warranty - 2 years | - |
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