In depth comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC and Jabra Elite 25h. 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 | Jabra Elite 25h |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC - USB, 3.5 mm jack | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 17.2 cm | |
| Width | - | 14.61 cm | |
| Depth | - | 5.9 cm | |
| Weight | 227 g | 150 g | Jabra Elite 25h are lighter than EPOS I SENNHEISER IMPACT MB 660 UC headphones. |
| Colour | - | Titanium black | |
| Body Material | - | Stainless steel, polyurethane, silicone, polycarbonate, thermoplastic elastomer (TPE), acrylonitrile butadiene styrene (ABS) | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 25 m | 10 m | EPOS I SENNHEISER IMPACT MB 660 UC have a greater operating distance than Jabra Elite 25h. |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC | Jabra Elite 25h |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | EPOS I SENNHEISER IMPACT MB 660 UC can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.0 EDR | EPOS I SENNHEISER IMPACT MB 660 UC have a more advanced version of Bluetooth than Jabra Elite 25h. |
| 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) | |
| 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 | 17 - 23000 Hz | 20 - 20000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC offer a larger frequency range than Jabra Elite 25h. |
| Max Input Power | - | 80 mW | |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 118 dB | 94 dB SLR | EPOS I SENNHEISER IMPACT MB 660 UC have higher sensitivity than Jabra Elite 25h. |
| Impedance | 46 Ohm | 29 Ohm | |
| Diaphragm | - | 40 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Jabra Elite 25h have the ability to connect to multiple devices simultaneously. |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC | Jabra Elite 25h |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | 150 - 6800 Hz | 100 - 8000 Hz | Jabra Elite 25h offer a larger microphone frequency range than EPOS I SENNHEISER IMPACT MB 660 UC. |
| Audio Input Details | - | Omni-directional | |
| Sensitivity | - | 8 dB | |
| Microphones Included | 3 | - |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC | Jabra Elite 25h |
|---|
| Controls | - | Volume, answer/end, play/pause, next/previous track, reject call, redial |
|---|
| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC | Jabra Elite 25h |
|---|
| Cable Type | Audio cable Micro-USB cable |
Audio cable - detachable - 1.2 m Micro-USB charge cable - 1 m |
|
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | - | Yes |
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC | Jabra Elite 25h |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 700 mAh | - | |
| Battery Life | 30 hours | 14 hour(s) | EPOS I SENNHEISER IMPACT MB 660 UC lasts longer on a single charge than the Jabra Elite 25h. |
| Standby Time | 360 hours | 288 hours | EPOS I SENNHEISER IMPACT MB 660 UC have longer standby time than Jabra Elite 25h. |
| Charging Time | 3 hours | 2 hour(s) | Jabra Elite 25h recharge faster than EPOS I SENNHEISER IMPACT MB 660 UC. |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC | Jabra Elite 25h |
|---|
| Transmission Range | 25 m | - |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC | Jabra Elite 25h |
|---|
| Connector Type | - | Headphones (mini-phone 3.5mm) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC | Jabra Elite 25h |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | - | |
|---|---|---|---|
| Compliant Standards | - | GOST, IC, FCC, RoHS, REACH | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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