Side by side comparison and review of Sennheiser HD 820 and JVC TINYPHONES HA-KD9BT. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Sennheiser HD 820 | JVC TINYPHONES HA-KD9BT |
|---|
| Product Type | Headphones - wired | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 360 g | 120 g | JVC TINYPHONES HA-KD9BT are lighter than Sennheiser HD 820 headphones. |
| Earpad Material | Microfibre | - | |
| Design | - | Kids |
| SOUND QUALITY | Sennheiser HD 820 | JVC TINYPHONES HA-KD9BT |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | 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) | |
| Bluetooth Audio Codec | - | SBC | |
| Noise Isolating | Yes | - | Sennheiser HD 820 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 6 - 48000 Hz | 20 - 20000 Hz | Sennheiser HD 820 offer a larger frequency range than JVC TINYPHONES HA-KD9BT. |
| Sensitivity | 103 dB/Vrms | 85 dB | Sennheiser HD 820 have higher sensitivity than JVC TINYPHONES HA-KD9BT. |
| Impedance | 300 Ohm | 20 Ohm | |
| Magnet Material | - | Ferrite |
| MICROPHONE | Sennheiser HD 820 | JVC TINYPHONES HA-KD9BT |
|---|
| Form Factor | - | Built-in |
|---|
| REMOTE CONTROL | Sennheiser HD 820 | JVC TINYPHONES HA-KD9BT |
|---|
| Controls | - | Volume, power on/off |
|---|
| CABLE | Sennheiser HD 820 | JVC TINYPHONES HA-KD9BT |
|---|
| Cable Type | Headphones cable - OFC - 3 m | USB charge cable - detachable | |
|---|---|---|---|
| Cable Length | 3 m | - | |
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | Sennheiser HD 820 | JVC TINYPHONES HA-KD9BT |
|---|
| Battery Type | - | 1 x headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 12 hour(s) | |
| Charging Time | - | 3 hour(s) | |
| Included Qty | - | 1 |
| CONNECTIONS | Sennheiser HD 820 | JVC TINYPHONES HA-KD9BT |
|---|
| Connector Type | Headphones (phone stereo 6.3 mm) | Bluetooth USB (power only) (micro-USB) |
|---|
| OTHERS | Sennheiser HD 820 | JVC TINYPHONES HA-KD9BT |
|---|
| Included Accessories | USB flash drive, microfibre cleaning cloth, 4.4 mm Pentaconn stereo jack plug, XLR-4 connector | Stickers |
|---|
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