Side by side comparison and review of JBL LIVE 660NC and EPOS I SENNHEISER ADAPT 261. 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 | JBL LIVE 660NC | EPOS I SENNHEISER ADAPT 261 |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Weight | 265 g | 120.7 g | EPOS I SENNHEISER ADAPT 261 are lighter than JBL LIVE 660NC headphones. |
| Colour | Blue | White | Black | Black | |
| Earpad Material | - | Leatherette | |
| Recommended Use | Portable electronics | Portable electronics, computer |
| SOUND QUALITY | JBL LIVE 660NC | EPOS I SENNHEISER ADAPT 261 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wireless, wired | Wireless | |
| Wireless Technology | Bluetooth | 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 | 16 - 20000 Hz | 20 - 20000 Hz | JBL LIVE 660NC offer a larger frequency range than EPOS I SENNHEISER ADAPT 261. |
| Sensitivity | 97 dB/mW | - | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | 94 dB | 118 dB | |
| Diaphragm | 40 mm | - | |
| Magnet Material | - | Neodymium | |
| Features | Voice control, TalkThru technology, MultiPoint Technology, Ambient Aware, Google Fast Pair, Auto Play, Auto Pause, Speed Charge, Smart Ambient | - |
| MICROPHONE | JBL LIVE 660NC | EPOS I SENNHEISER ADAPT 261 |
|---|
| Form Factor | Built-in | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | Stereo | - | |
| Frequency Response | - | 100 - 8000 Hz | |
| Sensitivity | -19 dBV/Pascal | - |
| REMOTE CONTROL | JBL LIVE 660NC | EPOS I SENNHEISER ADAPT 261 |
|---|
| Controls | Voice assistant | - |
|---|
| CABLE | JBL LIVE 660NC | EPOS I SENNHEISER ADAPT 261 |
|---|
| Cable Type | USB-C charge cable - detachable Headphones cable - detachable |
- | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | JBL LIVE 660NC | EPOS I SENNHEISER ADAPT 261 |
|---|
| Features | - | EPOS ActiveGard | |
|---|---|---|---|
| Intelligent Assistant | Google Assistant, Alexa | - |
| BATTERY AND CHARGING | JBL LIVE 660NC | EPOS I SENNHEISER ADAPT 261 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 750 mAh | - | |
| Battery Life | 50 hour(s) | 27 hour(s) | JBL LIVE 660NC lasts longer on a single charge than the EPOS I SENNHEISER ADAPT 261. |
| 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 | JBL LIVE 660NC | EPOS I SENNHEISER ADAPT 261 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | JBL LIVE 660NC | EPOS I SENNHEISER ADAPT 261 |
|---|
| Included Accessories | Carrying case, USB-C charging cable | USB-C adapter | |
|---|---|---|---|
| Compatibility | Android phone | - | |
| Software Certification | - | Certified for Microsoft Teams, Optimised for UC | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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