In depth comparison and review of Sennheiser HD 569 and Poly Blackwire 325. 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 | Sennheiser HD 569 | Poly Blackwire 325 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack, 6.35 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | HD 5 | 300 Series | |
| Weight | 756 g | - | |
| Colour | Black | - | |
| Headband Material | - | Metal | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Sennheiser HD 569 | Poly Blackwire 325 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | Yes | - | Sennheiser HD 569 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 10 - 28000 Hz | 20 - 20000 Hz | Sennheiser HD 569 offer a larger frequency range than Poly Blackwire 325. |
| Total Harmonic Distortion (THD) | 0.2% | - | |
| Sensitivity | 115 dB/Vrms | - | |
| Impedance | 23 Ohm | - | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sennheiser HD 569 | Poly Blackwire 325 |
|---|
| Type | On-cable | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Mono | - | |
| Frequency Response | - | 100 - 10000 Hz |
| REMOTE CONTROL | Sennheiser HD 569 | Poly Blackwire 325 |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | Sennheiser HD 569 | Poly Blackwire 325 |
|---|
| Cable Type | Headphones cable - detachable - straight - 3 m Headphones cable - detachable - straight - 1.2 m |
Headset cable - 2.13 m | |
|---|---|---|---|
| Cable Length | 3 m | 2.13 m | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| FEATURES | Sennheiser HD 569 | Poly Blackwire 325 |
|---|
| Additional Functions | - | DSP |
|---|
| CONNECTIONS | Sennheiser HD 569 | Poly Blackwire 325 |
|---|
| Connector Type | Headphones (phone stereo 6.3 mm) Headphones (mini-phone stereo 3.5 mm) |
USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | Sennheiser HD 569 | Poly Blackwire 325 |
|---|
| Included Accessories | Audio cable (3m), 3.5 mm audio cable | - | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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