In depth comparison and review of Shure SRH240A and EPOS I SENNHEISER IMPACT MB 660 UC. 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 | Shure SRH240A | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - Bluetooth - wireless - NFC - USB, 3.5 mm jack | |
|---|---|---|---|
| Weight | 238 g | 227 g | EPOS I SENNHEISER IMPACT MB 660 UC are lighter than Shure SRH240A headphones. |
| Recommended Use | Professional audio | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 25 m |
| SOUND QUALITY | Shure SRH240A | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Foldable | - | Yes | EPOS I SENNHEISER IMPACT MB 660 UC 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) | |
| Bluetooth Audio Codec | - | SBC, aptX | |
| Active Noise Cancelling | - | Yes | EPOS I SENNHEISER IMPACT MB 660 UC are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | NoiseGard active noise compensation | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 17 - 23000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC offer a larger frequency range than Shure SRH240A. |
| Max Input Power | 500 mW | - | |
| Total Harmonic Distortion (THD) | - | <0.5% | |
| Sensitivity | 107 dB/mW | 118 dB | EPOS I SENNHEISER IMPACT MB 660 UC have higher sensitivity than Shure SRH240A. |
| Impedance | 38 Ohm | 46 Ohm | |
| Diaphragm | 40 mm | - | |
| Magnet Material | Neodymium | - |
| MICROPHONE | Shure SRH240A | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Frequency Response | - | 150 - 6800 Hz | |
| Microphones Included | - | 3 |
| CABLE | Shure SRH240A | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Cable Type | Headphones cable - OFC - straight - 2 m | Audio cable Micro-USB cable |
|
|---|---|---|---|
| Cable Length | 2 m | - | |
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | Shure SRH240A | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Battery Type | - | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 700 mAh | |
| Battery Life | - | 30 hours | |
| Standby Time | - | 360 hours | |
| Charging Time | - | 3 hours |
| WIRELESS LINK | Shure SRH240A | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Transmission Range | - | 25 m |
|---|
| CONNECTIONS | Shure SRH240A | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Shure SRH240A | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Included Accessories | 6.3 mm (1/4") stereo adapter | Carrying case, Bluetooth adapter, airplane adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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