Detailed comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC MS and EPOS I SENNHEISER GSP 300. 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 | EPOS I SENNHEISER GSP 300 |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 17 cm | |
| Width | - | 18.5 cm | |
| Depth | - | 7.5 cm | |
| Weight | 227 g | 290 g | EPOS I SENNHEISER IMPACT MB 660 UC MS are lighter than EPOS I SENNHEISER IMPACT MB 660 UC MS headphones. |
| Colour | - | Black, blue | Black | |
| Earpad Material | - | Memory foam | |
| Recommended Use | Portable electronics, computer | Game console, computer | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER GSP 300 |
|---|
| 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 | EPOS I SENNHEISER GSP 300 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 23000 Hz | 15 - 26000 Hz | EPOS I SENNHEISER GSP 300 offer a larger frequency range than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| Total Harmonic Distortion (THD) | 0.5% | 1% | EPOS I SENNHEISER IMPACT MB 660 UC MS have lower total harmonic distortion than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| Sensitivity | 118 dB | 113 dB | EPOS I SENNHEISER IMPACT MB 660 UC MS have higher sensitivity than EPOS I SENNHEISER GSP 300. |
| Impedance | 46 Ohm | 19 Ohm | |
| Max Sound Pressure | - | 113 dB |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER GSP 300 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Mono | |
| Noise Cancelling | - | Yes | EPOS I SENNHEISER GSP 300 microphone can cancel out ambient noise. |
| Frequency Response | 150 - 6800 Hz | 10 - 15000 Hz | EPOS I SENNHEISER GSP 300 offer a larger microphone frequency range than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| Sensitivity | - | -41 dBV/Pascal | |
| Microphone Features | - | Mute function |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER GSP 300 |
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| Controls | - | Volume |
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| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER GSP 300 |
|---|
| Cable Type | Audio cable Micro-USB cable |
Headset cable - 2 m | |
|---|---|---|---|
| Cable Length | - | 2 m |
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER GSP 300 |
|---|
| 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 | EPOS I SENNHEISER GSP 300 |
|---|
| Transmission Range | 25 m | - |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER GSP 300 |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm) Microphone (mini-phone 3.5mm) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER GSP 300 |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | 2 x 3.5 mm to 3.5 mm adapter | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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