Detailed comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC MS and Philips TAH4205BL. 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 TAH4205BL |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 18.5 cm | |
| Width | - | 16.5 cm | |
| Depth | - | 4 cm | |
| Weight | 227 g | 150 g | Philips TAH4205BL are lighter than EPOS I SENNHEISER IMPACT MB 660 UC MS headphones. |
| Colour | - | Blue | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 25 m | 10 m | EPOS I SENNHEISER IMPACT MB 660 UC MS have a greater operating distance than Philips TAH4205BL. |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips TAH4205BL |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | Philips TAH4205BL have a more advanced version of Bluetooth than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| 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 | Philips TAH4205BL are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | - | |
| Sound Effects | - | Bass Boost | |
| Frequency Response | 17 - 23000 Hz | 20 - 20000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC MS offer a larger frequency range than Philips TAH4205BL. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 118 dB | 110 dB | EPOS I SENNHEISER IMPACT MB 660 UC MS have higher sensitivity than Philips TAH4205BL. |
| Impedance | 46 Ohm | 32 Ohm | |
| Diaphragm | - | PET - 32 mm | |
| Magnet Material | - | NdFeB |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips TAH4205BL |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Frequency Response | 150 - 6800 Hz | - |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips TAH4205BL |
|---|
| Controls | - | Bass, volume control, play/pause |
|---|
| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips TAH4205BL |
|---|
| Cable Type | Audio cable Micro-USB cable |
USB-C charge cable - detachable |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips TAH4205BL |
|---|
| Battery Type | Headset battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | 30 hours | 29 hour(s) | EPOS I SENNHEISER IMPACT MB 660 UC MS lasts longer on a single charge than the Philips TAH4205BL. |
| Battery Life Details | - | Standby: up to 166 hours Continuous talk: up to 21 hours Continuous playback: up to 29 hours |
|
| Standby Time | 360 hours | 166 hours | EPOS I SENNHEISER IMPACT MB 660 UC MS have longer standby time than Philips TAH4205BL. |
| Charging Time | 3 hours | 2 hour(s) | Philips TAH4205BL recharge faster than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips TAH4205BL |
|---|
| Transmission Range | 25 m | - |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips TAH4205BL |
|---|
| Connector Type | - | USB (power only) Bluetooth |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC MS | Philips TAH4205BL |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | USB-C charging cable | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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