In depth comparison and review of Poly Blackwire C225 and Sennheiser HD 2.30i (HD 2.0). 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 | Poly Blackwire C225 | Sennheiser HD 2.30i (HD 2.0) |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | - | HD 2.0 | |
| Colour | - | Black | |
| Headband Material | Metal | - | |
| Recommended Use | Portable electronics, computer | Portable electronics |
| SOUND QUALITY | Poly Blackwire C225 | Sennheiser HD 2.30i (HD 2.0) |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 18 - 22000 Hz | Sennheiser HD 2.30i (HD 2.0) offer a larger frequency range than Poly Blackwire C225. |
| Total Harmonic Distortion (THD) | - | 0.5% | |
| Sensitivity | - | 120 dB | |
| Impedance | - | 22 Ohm | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire C225 | Sennheiser HD 2.30i (HD 2.0) |
|---|
| Type | Boom | - | |
|---|---|---|---|
| Frequency Response | 100 - 10000 Hz | - |
| REMOTE CONTROL | Poly Blackwire C225 | Sennheiser HD 2.30i (HD 2.0) |
|---|
| Controls | Mute, volume, answer/end | - |
|---|
| CABLE | Poly Blackwire C225 | Sennheiser HD 2.30i (HD 2.0) |
|---|
| Cable Type | Headset cable | Headphones cable - 1.4 m | |
|---|---|---|---|
| Cable Length | - | 1.4 m |
| CONNECTIONS | Poly Blackwire C225 | Sennheiser HD 2.30i (HD 2.0) |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Poly Blackwire C225 | Sennheiser HD 2.30i (HD 2.0) |
|---|
| Included Accessories | - | Carrying pouch | |
|---|---|---|---|
| Compatibility | - | iPhone, iPad, iPod | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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