In depth comparison and review of Under Armour Sport Wireless Heart Rate and ifrogz FreeRein 2. 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 | Under Armour Sport Wireless Heart Rate | ifrogz FreeRein 2 |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Colour | Black | White | Black | Purple | Red | |
| Protection | Sweat-resistant | Sweat-resistant, water-resistant | |
| Design | - | Sports | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Under Armour Sport Wireless Heart Rate | ifrogz FreeRein 2 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | 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) | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 10 - 22000 Hz | - | |
| Diaphragm | 5.8 mm | 8 mm | ifrogz FreeRein 2 have a thicker diaphragm than Under Armour Sport Wireless Heart Rate. |
| Magnet Material | - | Neodymium | |
| Features | - | Magnetic ear buds | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Under Armour Sport Wireless Heart Rate | ifrogz FreeRein 2 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | On-cable |
| REMOTE CONTROL | Under Armour Sport Wireless Heart Rate | ifrogz FreeRein 2 |
|---|
| Controls | - | Volume |
|---|
| CABLE | Under Armour Sport Wireless Heart Rate | ifrogz FreeRein 2 |
|---|
| Cable Type | Micro-USB cable | - |
|---|
| FEATURES | Under Armour Sport Wireless Heart Rate | ifrogz FreeRein 2 |
|---|
| Sensors | Heart rate | - |
|---|
| BATTERY AND CHARGING | Under Armour Sport Wireless Heart Rate | ifrogz FreeRein 2 |
|---|
| Battery Type | Handset battery rechargeable - Lithium Ion | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 50 mAh | - | |
| Battery Life | 5 hour(s) | 5 hour(s) | Both headphones last the same amount of time on a single charge. |
| Charging Time | 2 hour(s) | - | |
| Included Qty | 2 | - |
| OTHERS | Under Armour Sport Wireless Heart Rate | ifrogz FreeRein 2 |
|---|
| Included Accessories | Carrying case, 4 pairs of ear tips, micro-USB charging cable | 3 pairs of ear tips | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 1 year |
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