Detailed comparison and review of beyerdynamic DT 990 PRO and JBL LIVE 660NC. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | beyerdynamic DT 990 PRO | JBL LIVE 660NC |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 250 g | 265 g | beyerdynamic DT 990 PRO are lighter than beyerdynamic DT 990 PRO headphones. |
| Colour | Black | Blue | White | Black | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | beyerdynamic DT 990 PRO | JBL LIVE 660NC |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Open | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Active Noise Cancelling | - | Yes | JBL LIVE 660NC are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adaptive Noise Cancelling | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Signature Sound | |
| Frequency Response | 5 - 35000 Hz | 16 - 20000 Hz | beyerdynamic DT 990 PRO offer a larger frequency range than JBL LIVE 660NC. |
| Max Input Power | 100 mW | - | |
| Total Harmonic Distortion (THD) | 0.2% | - | |
| Sensitivity | 96 dB | 97 dB/mW | JBL LIVE 660NC have higher sensitivity than beyerdynamic DT 990 PRO. |
| Impedance | 250 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 94 dB | |
| Diaphragm | - | 40 mm | |
| Features | - | Voice control, TalkThru technology, MultiPoint Technology, Ambient Aware, Google Fast Pair, Auto Play, Auto Pause, Speed Charge, Smart Ambient |
| MICROPHONE | beyerdynamic DT 990 PRO | JBL LIVE 660NC |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Stereo | |
| Sensitivity | - | -19 dBV/Pascal |
| REMOTE CONTROL | beyerdynamic DT 990 PRO | JBL LIVE 660NC |
|---|
| Controls | - | Voice assistant |
|---|
| CABLE | beyerdynamic DT 990 PRO | JBL LIVE 660NC |
|---|
| Cable Type | Headphones cable - 3 m | USB-C charge cable - detachable Headphones cable - detachable |
|
|---|---|---|---|
| Cable Length | 3 m | - | |
| Detachable Cable | - | Yes | |
| Plated Connector | Gold | - |
| FEATURES | beyerdynamic DT 990 PRO | JBL LIVE 660NC |
|---|
| Intelligent Assistant | - | Google Assistant, Alexa |
|---|
| BATTERY AND CHARGING | beyerdynamic DT 990 PRO | JBL LIVE 660NC |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 750 mAh | |
| Battery Life | - | 50 hour(s) | |
| Battery Life Details | - | Continuous playback (active noise-cancelling on) (noise cancelling ON / Bluetooth): up to 40 hours Continuous playback (active noise-cancelling off) (noise cancelling OFF / Bluetooth): up to 50 hours |
|
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | beyerdynamic DT 990 PRO | JBL LIVE 660NC |
|---|
| Connector Type | Headphones (mini-phone 3.5mm) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | beyerdynamic DT 990 PRO | JBL LIVE 660NC |
|---|
| Included Accessories | 6.3 mm (1/4") stereo adapter | Carrying case, USB-C charging cable | |
|---|---|---|---|
| Compatibility | - | Android phone | |
| Service & Support | - | Limited warranty - 1 year |
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