Side by side comparison and review of Poly Blackwire 325-M and RIG 400. 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 | RIG 400 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | 300 Series | - | |
| Height | - | 19 cm | |
| Width | - | 19 cm | |
| Depth | - | 10.3 cm | |
| Weight | - | 210 g | |
| Dimensions & Weight Details | - | 408 g | |
| Colour | - | Forest camo | Black | |
| Earpad Material | - | Memory foam | |
| Headband Material | Metal | - | |
| Recommended Use | - | Game console, portable electronics, computer |
| SOUND QUALITY | Poly Blackwire 325-M | RIG 400 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | - | Yes | RIG 400 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | - | 40 mW | |
| Sensitivity | - | 111 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 40 mm | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Poly Blackwire 325-M | RIG 400 |
|---|
| Form Factor | - | Detachable headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | - | Uni-directional | |
| Frequency Response | 100 - 10000 Hz | 100 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
| Sensitivity | - | -45 dBV/Pascal | |
| Signal-To-Noise Ratio | - | 42 dB | |
| Microphone Features | - | Mute function |
| REMOTE CONTROL | Poly Blackwire 325-M | RIG 400 |
|---|
| Controls | Mute, volume, answer/end | Volume, microphone on/mute |
|---|
| CABLE | Poly Blackwire 325-M | RIG 400 |
|---|
| Cable Type | Headset cable - 2.13 m | Headset cable | |
|---|---|---|---|
| Cable Length | 2.13 m | - |
| FEATURES | Poly Blackwire 325-M | RIG 400 |
|---|
| Additional Functions | DSP | - |
|---|
| CONNECTIONS | Poly Blackwire 325-M | RIG 400 |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
Headset (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Poly Blackwire 325-M | RIG 400 |
|---|
| Included Accessories | - | 2 x 3.5mm jack adapter | |
|---|---|---|---|
| Compatibility | - | Windows | |
| Service & Support | Limited warranty - 2 years | - |
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