Detailed comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC MS and Philips SHL4805RG. 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 | Philips SHL4805RG |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 227 g | - | |
| Colour | - | Gold | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips SHL4805RG |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | Closed | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wired | |
| 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 | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 23000 Hz | 9 - 24000 Hz | Philips SHL4805RG offer a larger frequency range than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| Max Input Power | - | 40 mW | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 118 dB | 103 dB | EPOS I SENNHEISER IMPACT MB 660 UC MS have higher sensitivity than Philips SHL4805RG. |
| Impedance | 46 Ohm | 32 Ohm | |
| Diaphragm | - | Mylar - 32 mm | |
| Magnet Material | - | Neodymium |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips SHL4805RG |
|---|
| Frequency Response | 150 - 6800 Hz | - |
|---|
| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips SHL4805RG |
|---|
| Cable Type | Audio cable Micro-USB cable |
Headphones cable - both-sided - 1.2 m | |
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Plated Connector | - | Chrome |
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips SHL4805RG |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 30 hours | - | |
| Standby Time | 360 hours | - | |
| Charging Time | 3 hours | - |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips SHL4805RG |
|---|
| Transmission Range | 25 m | - |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips SHL4805RG |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips SHL4805RG |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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