In depth comparison and review of Dell Premier Wireless ANC Headset WL7022 and Poly Blackwire 3225 (3300 Series). 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 | Dell Premier Wireless ANC Headset WL7022 | Poly Blackwire 3225 (3300 Series) |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 155 g | 64 g | Poly Blackwire 3225 (3300 Series) are lighter than Dell Premier Wireless ANC Headset WL7022 headphones. |
| Colour | - | Black | |
| Earpad Material | Leatherette | Artificial leather | |
| Recommended Use | Portable electronics, computer | Computer | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Dell Premier Wireless ANC Headset WL7022 | Poly Blackwire 3225 (3300 Series) |
|---|
| Headphones Form Factor | - | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Profiles | Advanced Audio Distribution Profile (A2DP) | - | |
| Bluetooth Audio Codec | SBC, mSBC, CVSD | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | SoundGuard DIGITAL | SoundGuard | |
| Sound Output Mode | Hi-Fi stereo | Stereo | |
| Sensitivity | - | 90 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 28 mm | |
| Features | - | Digital signal processing, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Dell Premier Wireless ANC Headset WL7022 | Poly Blackwire 3225 (3300 Series) |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Dell Premier Wireless ANC Headset WL7022 | Poly Blackwire 3225 (3300 Series) |
|---|
| Controls | Mute | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Dell Premier Wireless ANC Headset WL7022 | Poly Blackwire 3225 (3300 Series) |
|---|
| Cable Type | - | USB-A cable |
|---|
| FEATURES | Dell Premier Wireless ANC Headset WL7022 | Poly Blackwire 3225 (3300 Series) |
|---|
| Features | Voice alerts | - | |
|---|---|---|---|
| Additional Functions | DSP | - |
| BATTERY AND CHARGING | Dell Premier Wireless ANC Headset WL7022 | Poly Blackwire 3225 (3300 Series) |
|---|
| Battery Type | 1 rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 325 mAh | - | |
| Battery Life | 15 hour(s) | - | |
| Charging Time | 2.5 hour(s) | - | |
| Included Qty | 1 | - |
| CONNECTIONS | Dell Premier Wireless ANC Headset WL7022 | Poly Blackwire 3225 (3300 Series) |
|---|
| Connector Type | - | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Dell Premier Wireless ANC Headset WL7022 | Poly Blackwire 3225 (3300 Series) |
|---|
| Compatibility | iPhone, Android phone, Mac, Windows | Mac, Windows | |
|---|---|---|---|
| Software Certification | Zoom Certified, Certified for Microsoft Teams | Skype Certified, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 | |
| Compliant Standards | G616 | - | |
| Service & Support | Advanced Exchange Service - 3 years | - |
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