Detailed comparison and review of ifrogz FreeRein 2 and Sennheiser CX 350BT. 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 | ifrogz FreeRein 2 | Sennheiser CX 350BT |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 13 g | |
| Colour | White | Black | Purple | Red | Black | White | |
| Protection | Sweat-resistant, water-resistant | - | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | ifrogz FreeRein 2 | Sennheiser CX 350BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, apt-X LL | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Total Harmonic Distortion (THD) | - | 0.5% | |
| Max Sound Pressure | - | 110 dB | |
| Diaphragm | 8 mm | - | |
| Magnet Material | Neodymium | - | |
| Features | Magnetic ear buds | - |
| MICROPHONE | ifrogz FreeRein 2 | Sennheiser CX 350BT |
|---|
| Type | On-cable | On-cable | |
|---|---|---|---|
| Microphone Operation Mode | - | Mono | |
| Audio Input Details | - | Omni-directional |
| REMOTE CONTROL | ifrogz FreeRein 2 | Sennheiser CX 350BT |
|---|
| Controls | Volume | Answer/end, play/pause, next/previous track |
|---|
| BATTERY AND CHARGING | ifrogz FreeRein 2 | Sennheiser CX 350BT |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 5 hour(s) | 10 hour(s) | Sennheiser CX 350BT lasts longer on a single charge than the ifrogz FreeRein 2. |
| Battery Life Details | - | Continuous playback: up to 10 hours Standby: up to 340 hours |
| OTHERS | ifrogz FreeRein 2 | Sennheiser CX 350BT |
|---|
| Included Accessories | 3 pairs of ear tips | 4 pairs of earpads (extra small, small, medium, large) | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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