Side by side comparison and review of Audio-Technica ATH SR50BT and Poly Blackwire 3320. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Audio-Technica ATH SR50BT | Poly Blackwire 3320 |
|---|
| Product Type | Headphones - Bluetooth - wireless - 3.5 mm jack | Headset - wired - USB | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Weight | 180 g | 130 g | Poly Blackwire 3320 are lighter than Audio-Technica ATH SR50BT headphones. |
| Colour | Black | Brown-grey | - | |
| Earpad Material | Memory foam | - | |
| Protection | - | Hearing protection | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Audio-Technica ATH SR50BT | Poly Blackwire 3320 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Audio-Technica ATH SR50BT can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX | - | |
| Noise Isolating | Yes | - | Audio-Technica ATH SR50BT are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 5 - 40000 Hz | 20 - 20000 Hz | Audio-Technica ATH SR50BT offer a larger frequency range than Poly Blackwire 3320. |
| Max Input Power | 1500 mW | - | |
| Sensitivity | 98 dB/mW | 94 dB | Audio-Technica ATH SR50BT have higher sensitivity than Poly Blackwire 3320. |
| Impedance | - | 32 Ohm | |
| Diaphragm | 45 mm | 32 mm | Audio-Technica ATH SR50BT have a thicker diaphragm than Poly Blackwire 3320. |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Audio-Technica ATH SR50BT | Poly Blackwire 3320 |
|---|
| Type | On-cable | Boom | |
|---|---|---|---|
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Noise Cancelling | - | Yes | Poly Blackwire 3320 microphone can cancel out ambient noise. |
| Frequency Response | 50 - 4000 Hz | 100 - 10000 Hz | Poly Blackwire 3320 offer a larger microphone frequency range than Audio-Technica ATH SR50BT. |
| Sensitivity | -40 dB | -38 dB |
| REMOTE CONTROL | Audio-Technica ATH SR50BT | Poly Blackwire 3320 |
|---|
| Controls | Volume | Mute, volume, answer/end |
|---|
| CABLE | Audio-Technica ATH SR50BT | Poly Blackwire 3320 |
|---|
| Cable Type | Headphones cable - detachable - L shaped - 1.2 m USB charge cable - detachable |
Headset cable | |
|---|---|---|---|
| Cable Length | 1.2 m | - | |
| Detachable Cable | Yes | - |
| BATTERY AND CHARGING | Audio-Technica ATH SR50BT | Poly Blackwire 3320 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Life | 25 hour(s) | - | |
| Standby Time | 1000 hours | - | |
| Charging Time | 5 hour(s) | - |
| CONNECTIONS | Audio-Technica ATH SR50BT | Poly Blackwire 3320 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | USB (4 PIN USB Type A) |
|---|
| OTHERS | Audio-Technica ATH SR50BT | Poly Blackwire 3320 |
|---|
| Software Certification | - | Certified for Microsoft Teams | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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