In depth comparison and review of Sennheiser HD 4.40 and Dell Pro Stereo Headset - UC150 - Skype for Business. 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 4.40 | Dell Pro Stereo Headset - UC150 - Skype for Business |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headset - wired - USB | |
|---|---|---|---|
| Earpad Material | - | Leatherette | |
| Recommended Use | - | Computer |
| SOUND QUALITY | Sennheiser HD 4.40 | Dell Pro Stereo Headset - UC150 - Skype for Business |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.0 | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 113 dB | - | |
| Impedance | 18 Ohm | - |
| MICROPHONE | Sennheiser HD 4.40 | Dell Pro Stereo Headset - UC150 - Skype for Business |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Noise Cancelling | - | Yes | Dell Pro Stereo Headset - UC150 - Skype for Business microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Sennheiser HD 4.40 | Dell Pro Stereo Headset - UC150 - Skype for Business |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| BATTERY AND CHARGING | Sennheiser HD 4.40 | Dell Pro Stereo Headset - UC150 - Skype for Business |
|---|
| Battery Type | Headphone battery lithium polymer | - |
|---|
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