In depth comparison and review of Sennheiser HD 4.40 and Jabra BIZ 2400 Duo, Noise Canceling, HS. 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 | Jabra BIZ 2400 Duo, Noise Canceling, HS |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headset - wired - Quick Disconnect |
|---|
| SOUND QUALITY | Sennheiser HD 4.40 | Jabra BIZ 2400 Duo, Noise Canceling, HS |
|---|
| 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 | Jabra BIZ 2400 Duo, Noise Canceling, HS |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | 2 | - |
| CABLE | Sennheiser HD 4.40 | Jabra BIZ 2400 Duo, Noise Canceling, HS |
|---|
| Cable Type | - | Headset cable |
|---|
| BATTERY AND CHARGING | Sennheiser HD 4.40 | Jabra BIZ 2400 Duo, Noise Canceling, HS |
|---|
| Battery Type | Headphone battery lithium polymer | - |
|---|
| CONNECTIONS | Sennheiser HD 4.40 | Jabra BIZ 2400 Duo, Noise Canceling, HS |
|---|
| Connector Type | - | Headset (Quick Disconnect) |
|---|
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
