In depth comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC MS and Sennheiser GSP 350. 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 | EPOS I SENNHEISER IMPACT MB 660 UC MS | Sennheiser GSP 350 |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC | Headset - 7.1 channel - wired - USB | |
|---|---|---|---|
| Series | - | Gaming | |
| Weight | 227 g | 262 g | EPOS I SENNHEISER IMPACT MB 660 UC MS are lighter than EPOS I SENNHEISER IMPACT MB 660 UC MS headphones. |
| Earpad Material | - | Memory foam | |
| Recommended Use | Portable electronics, computer | Computer | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC MS | Sennheiser GSP 350 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | EPOS I SENNHEISER IMPACT MB 660 UC MS 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 | - | |
| Noise Isolating | - | Yes | Sennheiser GSP 350 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Surround Sound | |
| Frequency Response | 17 - 23000 Hz | 15 - 26000 Hz | Sennheiser GSP 350 offer a larger frequency range than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 118 dB | - | |
| Impedance | 46 Ohm | 19 Ohm | |
| Max Sound Pressure | - | 113 dB |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC MS | Sennheiser GSP 350 |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Frequency Response | 150 - 6800 Hz | 10 - 15000 Hz | Sennheiser GSP 350 offer a larger microphone frequency range than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| Sensitivity | - | -41 dBV/Pascal |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC MS | Sennheiser GSP 350 |
|---|
| Controls | - | Volume, microphone on/mute |
|---|
| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC MS | Sennheiser GSP 350 |
|---|
| Cable Type | Audio cable Micro-USB cable |
Headset cable - 1.7 m USB extension cable - detachable - 1.2 m |
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| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC MS | Sennheiser GSP 350 |
|---|
| 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 | Sennheiser GSP 350 |
|---|
| Transmission Range | 25 m | - |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC MS | Sennheiser GSP 350 |
|---|
| Connector Type | - | USB 2.0 (4 PIN USB Type A) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC MS | Sennheiser GSP 350 |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | USB extension cable, 7.1 surround USB adapter | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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