In depth comparison and review of JVC TINYPHONES HA-KD7 and Razer Opus. 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 | JVC TINYPHONES HA-KD7 | Razer Opus |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 110 g | 265 g | JVC TINYPHONES HA-KD7 are lighter than JVC TINYPHONES HA-KD7 headphones. |
| Colour | - | Black | |
| Earpad Material | - | Memory foam, nylon, protein-leather, plush | |
| Headband Material | - | Leatherette | |
| Design | Kids | - | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | JVC TINYPHONES HA-KD7 | Razer Opus |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.2 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, aptX | |
| Active Noise Cancelling | - | Yes | Razer Opus are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Advanced ANC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 23000 Hz | 20 - 20000 Hz | JVC TINYPHONES HA-KD7 offer a larger frequency range than Razer Opus. |
| Max Input Power | 200 mW | - | |
| Sensitivity | 85 dB/mW | 105 dB/mW | Razer Opus have higher sensitivity than JVC TINYPHONES HA-KD7. |
| Impedance | - | 12 Ohm | |
| Diaphragm | 30 mm | 40 mm | Razer Opus have a thicker diaphragm than JVC TINYPHONES HA-KD7. |
| Magnet Material | Ferrite | - | |
| Features | - | Quick Attention function |
| MICROPHONE | JVC TINYPHONES HA-KD7 | Razer Opus |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dBV/Pascal | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | JVC TINYPHONES HA-KD7 | Razer Opus |
|---|
| Controls | - | Power on/off, volume control, multiple function button, ANC/ambient |
|---|
| CABLE | JVC TINYPHONES HA-KD7 | Razer Opus |
|---|
| Cable Type | Headphones cable - 0.8 m | USB-C cable - detachable - 30 cm Audio cable - detachable - L shaped / mini-phone stereo 3.5 mm - 1.5 m USB-A to USB-C adapter - detachable Airplane connection adapter - detachable |
|
|---|---|---|---|
| Cable Length | 0.8 m | - | |
| Detachable Cable | - | Yes | |
| Plated Connector | Nickel | - |
| BATTERY AND CHARGING | JVC TINYPHONES HA-KD7 | Razer Opus |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 25 hour(s) |
| CONNECTIONS | JVC TINYPHONES HA-KD7 | Razer Opus |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Audio input (mini-phone stereo 3.5 mm) USB (24 pin USB-C) |
|---|
| OTHERS | JVC TINYPHONES HA-KD7 | Razer Opus |
|---|
| Included Accessories | Decorative stickers | Carrying case, USB-C charging cable, 3.5 mm audio cable (1.5 m) | |
|---|---|---|---|
| Compliant Standards | - | THX Certified | |
| Service & Support | - | Limited warranty - 2 years |
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