Side by side comparison and review of Poly Blackwire 325-M and Alpha Bravo GX2. 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 | Alpha Bravo GX2 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - USB | |
|---|---|---|---|
| Series | 300 Series | - | |
| Headband Material | Metal | - | |
| Recommended Use | - | Game console, portable electronics, computer |
| SOUND QUALITY | Poly Blackwire 325-M | Alpha Bravo GX2 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | 7.1 Channel Virtual Surround Sound | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 115 dB | |
| Impedance | - | 20 Ohm | |
| Diaphragm | - | 50 mm | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 325-M | Alpha Bravo GX2 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | - | Omni-directional | |
| Noise Cancelling | - | Yes | Alpha Bravo GX2 microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | 50 - 10000 Hz | Alpha Bravo GX2 offer a larger microphone frequency range than Poly Blackwire 325-M. |
| Sensitivity | - | -36 dB |
| REMOTE CONTROL | Poly Blackwire 325-M | Alpha Bravo GX2 |
|---|
| Controls | Mute, volume, answer/end | - |
|---|
| CABLE | Poly Blackwire 325-M | Alpha Bravo GX2 |
|---|
| Cable Type | Headset cable - 2.13 m | USB cable - 2 m | |
|---|---|---|---|
| Cable Length | 2.13 m | 2 m |
| FEATURES | Poly Blackwire 325-M | Alpha Bravo GX2 |
|---|
| Additional Functions | DSP | LED backlight (blue) |
|---|
| CONNECTIONS | Poly Blackwire 325-M | Alpha Bravo GX2 |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
USB (4 PIN USB Type A) |
|---|
| OTHERS | Poly Blackwire 325-M | Alpha Bravo GX2 |
|---|
| Service & Support | Limited warranty - 2 years | - |
|---|
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