In depth comparison and review of JBL Under Armour Sport Wireless Train and ifrogz Impulse 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 | JBL Under Armour Sport Wireless Train | ifrogz Impulse 2 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 19.5 cm | |
| Width | - | 21.48 cm | |
| Depth | - | 8 cm | |
| Weight | 240 g | 295 g | JBL Under Armour Sport Wireless Train are lighter than JBL Under Armour Sport Wireless Train headphones. |
| Colour | Black / red | Black | Blue | |
| Protection | Moisture-resistant, sweat-resistant, IPX4 | - | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | JBL Under Armour Sport Wireless Train | ifrogz Impulse 2 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| 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 | 16 - 20000 Hz | 20 - 20000 Hz | JBL Under Armour Sport Wireless Train offer a larger frequency range than ifrogz Impulse 2. |
| Max Input Power | 20 mW | - | |
| Sensitivity | 101 dB | 94 dB +/- 3dB | JBL Under Armour Sport Wireless Train have higher sensitivity than ifrogz Impulse 2. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | - | Neodymium | |
| Features | TalkThru technology, JBL Charged Sound, Ambient Aware | - |
| MICROPHONE | JBL Under Armour Sport Wireless Train | ifrogz Impulse 2 |
|---|
| Form Factor | Built-in | Built-in |
|---|
| REMOTE CONTROL | JBL Under Armour Sport Wireless Train | ifrogz Impulse 2 |
|---|
| Controls | Volume, power on/off, answer/end, play/pause, next/previous track, reject call, voice assistant, TalkThru button | Volume, power on/off, play/pause, next/previous track |
|---|
| CABLE | JBL Under Armour Sport Wireless Train | ifrogz Impulse 2 |
|---|
| Cable Type | Audio cable - detachable - 1.25 m | Headphones cable - detachable Micro-USB charge cable |
|---|
| FEATURES | JBL Under Armour Sport Wireless Train | ifrogz Impulse 2 |
|---|
| Intelligent Assistant | Siri, Google Now | - |
|---|
| BATTERY AND CHARGING | JBL Under Armour Sport Wireless Train | ifrogz Impulse 2 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 610 mAh | - | |
| Battery Life | 16 hour(s) | 20 hour(s) | ifrogz Impulse 2 lasts longer on a single charge than the JBL Under Armour Sport Wireless Train. |
| Charging Time | 2 hour(s) | 2 hour(s) | The charging of both headphones last the same time. |
| WIRELESS LINK | JBL Under Armour Sport Wireless Train | ifrogz Impulse 2 |
|---|
| Modulation Type | GFSK, 8-DPSK, DQPSK | - | |
|---|---|---|---|
| Radio Frequency Range | 2.402 - 2.480GHz | - |
| CONNECTIONS | JBL Under Armour Sport Wireless Train | ifrogz Impulse 2 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | JBL Under Armour Sport Wireless Train | ifrogz Impulse 2 |
|---|
| Included Accessories | Carrying case, micro-USB charging cable | Carrying pouch | |
|---|---|---|---|
| Compliant Standards | IPX4 | - | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 1 year |
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