Side by side comparison and review of Jabra BIZ 2400 Duo and EPOS I SENNHEISER IMPACT MB 660 UC MS. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Jabra BIZ 2400 Duo | EPOS I SENNHEISER IMPACT MB 660 UC MS |
|---|
| Product Type | Headset - wired | Headset - Bluetooth - wireless - NFC | |
|---|---|---|---|
| Weight | - | 227 g | |
| Body Material | KEVLAR, surgical steel | - | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 25 m |
| SOUND QUALITY | Jabra BIZ 2400 Duo | EPOS I SENNHEISER IMPACT MB 660 UC MS |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Closed | |
| Foldable | - | Yes | EPOS I SENNHEISER IMPACT MB 660 UC MS can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.2 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | |
| Active Noise Cancelling | - | Yes | EPOS I SENNHEISER IMPACT MB 660 UC MS are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adaptive Noise Control | |
| Noise Isolating | Yes | - | Jabra BIZ 2400 Duo are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 300 - 3400 Hz | 17 - 23000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC MS offer a larger frequency range than Jabra BIZ 2400 Duo. |
| Total Harmonic Distortion (THD) | - | 0.5% | |
| Sensitivity | - | 118 dB | |
| Impedance | - | 46 Ohm | |
| Magnet Material | Neodymium | - |
| MICROPHONE | Jabra BIZ 2400 Duo | EPOS I SENNHEISER IMPACT MB 660 UC MS |
|---|
| Type | Boom | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | - | 150 - 6800 Hz |
| CABLE | Jabra BIZ 2400 Duo | EPOS I SENNHEISER IMPACT MB 660 UC MS |
|---|
| Cable Type | Headset cable | Audio cable Micro-USB cable |
|---|
| BATTERY AND CHARGING | Jabra BIZ 2400 Duo | EPOS I SENNHEISER IMPACT MB 660 UC MS |
|---|
| Battery Type | - | Headset battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 30 hours | |
| Standby Time | - | 360 hours | |
| Charging Time | - | 3 hours |
| WIRELESS LINK | Jabra BIZ 2400 Duo | EPOS I SENNHEISER IMPACT MB 660 UC MS |
|---|
| Transmission Range | - | 25 m |
|---|
| CONNECTIONS | Jabra BIZ 2400 Duo | EPOS I SENNHEISER IMPACT MB 660 UC MS |
|---|
| Connector Type | Headset | - |
|---|
| OTHERS | Jabra BIZ 2400 Duo | EPOS I SENNHEISER IMPACT MB 660 UC MS |
|---|
| Included Accessories | - | Carrying case, Bluetooth adapter, airplane adapter | |
|---|---|---|---|
| Compliant Standards | EN 60950, UL 60950, AS/NZS 3260, IEC 60950-1 | - | |
| Service & Support | Limited warranty - 3 years | Limited warranty - 2 years |
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