In depth comparison and review of Sennheiser HD 4.50 BTNC Wireless and JVC TINYPHONES HA-KD7. 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 | Sennheiser HD 4.50 BTNC Wireless | JVC TINYPHONES HA-KD7 |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 238 g | 110 g | JVC TINYPHONES HA-KD7 are lighter than Sennheiser HD 4.50 BTNC Wireless headphones. |
| Design | - | Kids | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sennheiser HD 4.50 BTNC Wireless | JVC TINYPHONES HA-KD7 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Sennheiser HD 4.50 BTNC Wireless can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Active Noise Cancelling | Yes | - | Sennheiser HD 4.50 BTNC Wireless are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | NoiseGard active noise compensation | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 15 - 23000 Hz | JVC TINYPHONES HA-KD7 offer a larger frequency range than Sennheiser HD 4.50 BTNC Wireless. |
| Max Input Power | - | 200 mW | |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 113 dB | 85 dB/mW | Sennheiser HD 4.50 BTNC Wireless have higher sensitivity than JVC TINYPHONES HA-KD7. |
| Impedance | 18 Ohm | - | |
| Diaphragm | - | 30 mm | |
| Magnet Material | Neodymium | Ferrite | |
| Features | Bluetooth aptX technology | - |
| MICROPHONE | Sennheiser HD 4.50 BTNC Wireless | JVC TINYPHONES HA-KD7 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Sennheiser HD 4.50 BTNC Wireless | JVC TINYPHONES HA-KD7 |
|---|
| Controls | Power on/off, volume control, answer/end, hold, play/pause, next/previous track, reject call, redial | - |
|---|
| CABLE | Sennheiser HD 4.50 BTNC Wireless | JVC TINYPHONES HA-KD7 |
|---|
| Cable Type | Headphones cable - detachable - L shaped - 1.4 m Micro-USB charge cable - detachable |
Headphones cable - 0.8 m | |
|---|---|---|---|
| Cable Length | 1.4 m | 0.8 m | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | Nickel |
| BATTERY AND CHARGING | Sennheiser HD 4.50 BTNC Wireless | JVC TINYPHONES HA-KD7 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 600 mAh | - | |
| Battery Life | 25 hour(s) | - | |
| Charging Time | 2 hour(s) | - |
| CONNECTIONS | Sennheiser HD 4.50 BTNC Wireless | JVC TINYPHONES HA-KD7 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Sennheiser HD 4.50 BTNC Wireless | JVC TINYPHONES HA-KD7 |
|---|
| Included Accessories | Carrying case, micro-USB charging cable | Decorative stickers |
|---|
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