Side by side comparison and review of Poly Blackwire 325-M and Microsoft Surface Headphones. 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 | Poly Blackwire 325-M | Microsoft Surface Headphones |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - Bluetooth - wireless - 3.5 mm jack, USB-C | |
|---|---|---|---|
| Series | 300 Series | - | |
| Height | - | 20.4 cm | |
| Width | - | 19.5 cm | |
| Depth | - | 4.8 cm | |
| Weight | - | 290.3 g | |
| Colour | - | Light grey | |
| Headband Material | Metal | - |
| SOUND QUALITY | Poly Blackwire 325-M | Microsoft Surface Headphones |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Active Noise Cancelling | - | Yes | Microsoft Surface Headphones are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Sound Pressure | - | 115 dB | |
| Diaphragm | - | 40 mm | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 325-M | Microsoft Surface Headphones |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 100 - 10000 Hz | - |
| REMOTE CONTROL | Poly Blackwire 325-M | Microsoft Surface Headphones |
|---|
| Controls | Mute, volume, answer/end | Volume, power on/off, mute button, noise-cancellation suspend button |
|---|
| CABLE | Poly Blackwire 325-M | Microsoft Surface Headphones |
|---|
| Cable Type | Headset cable - 2.13 m | Audio cable - detachable - 1.2 m USB-C cable - detachable - 1.5 m |
|
|---|---|---|---|
| Cable Length | 2.13 m | - | |
| Detachable Cable | - | Yes |
| FEATURES | Poly Blackwire 325-M | Microsoft Surface Headphones |
|---|
| Intelligent Assistant | - | Cortana | |
|---|---|---|---|
| Additional Functions | DSP | - |
| BATTERY AND CHARGING | Poly Blackwire 325-M | Microsoft Surface Headphones |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 15 hour(s) | |
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | Poly Blackwire 325-M | Microsoft Surface Headphones |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
Headphones (mini-phone stereo 3.5 mm 4-pole) USB (USB Type-C) |
|---|
| OTHERS | Poly Blackwire 325-M | Microsoft Surface Headphones |
|---|
| Included Accessories | - | Carrying case | |
|---|---|---|---|
| Compatibility | - | iPhone, iPad, Android phone, Mac, Windows | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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