Detailed comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC MS and JBL C45BT. 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 | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL C45BT |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Weight | 227 g | - | |
| Colour | - | Black | |
| Headband Material | - | Fabric | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL C45BT |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | 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 | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 23000 Hz | 20 - 20000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC MS offer a larger frequency range than JBL C45BT. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 118 dB | - | |
| Impedance | 46 Ohm | 32 Ohm | |
| Diaphragm | - | 40 mm |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL C45BT |
|---|
| Type | - | On-cable | |
|---|---|---|---|
| Frequency Response | 150 - 6800 Hz | - |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL C45BT |
|---|
| Controls | - | Remote control |
|---|
| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL C45BT |
|---|
| Cable Type | Audio cable Micro-USB cable |
Headphones cable - detachable - anti tangle | |
|---|---|---|---|
| Detachable Cable | - | Yes |
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL C45BT |
|---|
| Battery Type | Headset battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 30 hours | 16 hour(s) | EPOS I SENNHEISER IMPACT MB 660 UC MS lasts longer on a single charge than the JBL C45BT. |
| Standby Time | 360 hours | - | |
| Charging Time | 3 hours | 2 hour(s) | JBL C45BT recharge faster than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL C45BT |
|---|
| Transmission Range | 25 m | - |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL C45BT |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC MS | JBL C45BT |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | Charging cable | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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