In depth comparison and review of EPOS I SENNHEISER GSP 300 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 | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headset - Bluetooth - wireless - NFC - USB, 3.5 mm jack | |
|---|---|---|---|
| Height | 17 cm | - | |
| Width | 18.5 cm | - | |
| Depth | 7.5 cm | - | |
| Weight | 290 g | 227 g | EPOS I SENNHEISER IMPACT MB 660 UC are lighter than EPOS I SENNHEISER GSP 300 headphones. |
| Colour | Black, blue | Black | - | |
| Earpad Material | Memory foam | - | |
| Recommended Use | Game console, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 25 m |
| SOUND QUALITY | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| 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 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 | |
| Noise Isolating | Yes | - | EPOS I SENNHEISER GSP 300 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 26000 Hz | 17 - 23000 Hz | EPOS I SENNHEISER GSP 300 offer a larger frequency range than EPOS I SENNHEISER IMPACT MB 660 UC. |
| Total Harmonic Distortion (THD) | 1% | <0.5% | EPOS I SENNHEISER IMPACT MB 660 UC have lower total harmonic distortion than EPOS I SENNHEISER GSP 300. |
| Sensitivity | 113 dB | 118 dB | EPOS I SENNHEISER IMPACT MB 660 UC have higher sensitivity than EPOS I SENNHEISER GSP 300. |
| Impedance | 19 Ohm | 46 Ohm | |
| Max Sound Pressure | 113 dB | - |
| MICROPHONE | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Form Factor | Headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Mono | - | |
| Noise Cancelling | Yes | - | EPOS I SENNHEISER GSP 300 microphone can cancel out ambient noise. |
| Frequency Response | 10 - 15000 Hz | 150 - 6800 Hz | EPOS I SENNHEISER GSP 300 offer a larger microphone frequency range than EPOS I SENNHEISER IMPACT MB 660 UC. |
| Sensitivity | -41 dBV/Pascal | - | |
| Microphone Features | Mute function | - | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Controls | Volume | - |
|---|
| CABLE | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Cable Type | Headset cable - 2 m | Audio cable Micro-USB cable |
|
|---|---|---|---|
| Cable Length | 2 m | - |
| BATTERY AND CHARGING | EPOS I SENNHEISER GSP 300 | 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 | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Transmission Range | - | 25 m |
|---|
| CONNECTIONS | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) Microphone (mini-phone 3.5mm) |
- |
|---|
| OTHERS | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Included Accessories | 2 x 3.5 mm to 3.5 mm adapter | Carrying case, Bluetooth adapter, airplane adapter | |
|---|---|---|---|
| Compatibility | Mac, Windows | - | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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