Detailed comparison and review of Sennheiser HD 1 In-Ear Wireless and ifrogz impulse duo. 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 | Sennheiser HD 1 In-Ear Wireless | ifrogz impulse duo |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Colour | - | Black & silver | Silver | |
| Protection | - | Sweat-resistant | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 9.1 m |
| SOUND QUALITY | Sennheiser HD 1 In-Ear Wireless | ifrogz impulse duo |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 1 In-Ear Wireless offer a larger frequency range than ifrogz impulse duo. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | - | 100 dB | |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | - | 6 mm | |
| Magnet Material | - | Neodymium |
| MICROPHONE | Sennheiser HD 1 In-Ear Wireless | ifrogz impulse duo |
|---|
| Type | On-cable | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -44 dBV/Pascal | - |
| REMOTE CONTROL | Sennheiser HD 1 In-Ear Wireless | ifrogz impulse duo |
|---|
| Controls | - | Power on/off, volume control, play/pause, next/previous track |
|---|
| CABLE | Sennheiser HD 1 In-Ear Wireless | ifrogz impulse duo |
|---|
| Cable Type | USB charge cable | - |
|---|
| BATTERY AND CHARGING | Sennheiser HD 1 In-Ear Wireless | ifrogz impulse duo |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 170 mAh | - | |
| Battery Life | 10 hour(s) | 12 hour(s) | ifrogz impulse duo lasts longer on a single charge than the Sennheiser HD 1 In-Ear Wireless. |
| Charging Time | 1.5 hour(s) | 2.5 hour(s) | Sennheiser HD 1 In-Ear Wireless recharge faster than Sennheiser HD 1 In-Ear Wireless. |
| OTHERS | Sennheiser HD 1 In-Ear Wireless | ifrogz impulse duo |
|---|
| Included Accessories | Carrying case, 4 pairs of earpads (extra small, small, medium, large) | Magnetic clip | |
|---|---|---|---|
| Service & Support | - | Limited warranty - lifetime |
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