Detailed comparison and review of Trust Ozo and Poly Blackwire 3225 (3300 Series). With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Trust Ozo | Poly Blackwire 3225 (3300 Series) |
|---|
| Product Type | Headset - wired - USB-A | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | 22 cm | 17.8 cm | |
| Width | 16 cm | 15.5 cm | |
| Depth | 9 cm | 3.2 cm | |
| Weight | 214 g | 64 g | Poly Blackwire 3225 (3300 Series) are lighter than Trust Ozo headphones. |
| Colour | - | Black | |
| Earpad Material | Synthetic leather | Artificial leather | |
| Recommended Use | Portable electronics, computer | Computer |
| SOUND QUALITY | Trust Ozo | Poly Blackwire 3225 (3300 Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 3225 (3300 Series) are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | 1% | - | |
| Sensitivity | 108 dB | 90 dB | Trust Ozo have higher sensitivity than Poly Blackwire 3225 (3300 Series). |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | 92 dB | - | |
| Diaphragm | 40 mm | 28 mm | Trust Ozo have a thicker diaphragm than Poly Blackwire 3225 (3300 Series). |
| Magnet Material | Neodymium | - | |
| Features | - | Digital signal processing, Dynamic EQ optimised | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Trust Ozo | Poly Blackwire 3225 (3300 Series) |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | 150 - 17000 Hz | 100 - 10000 Hz | Trust Ozo offer a larger microphone frequency range than Poly Blackwire 3225 (3300 Series). |
| Sensitivity | - | -38 dBV/Pascal | |
| Microphone Features | Mute function | - |
| REMOTE CONTROL | Trust Ozo | Poly Blackwire 3225 (3300 Series) |
|---|
| Controls | - | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Trust Ozo | Poly Blackwire 3225 (3300 Series) |
|---|
| Cable Type | USB cable - straight - 2 m | USB-A cable | |
|---|---|---|---|
| Cable Length | 2 m | - |
| CONNECTIONS | Trust Ozo | Poly Blackwire 3225 (3300 Series) |
|---|
| Connector Type | USB 2.0 (4 PIN USB Type A) | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Trust Ozo | Poly Blackwire 3225 (3300 Series) |
|---|
| Compatibility | Mac, Windows | Mac, Windows | |
|---|---|---|---|
| Software Certification | - | Skype Certified, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 | |
| Service & Support | Limited warranty - 2 years | - |
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