In depth comparison and review of EPOS I SENNHEISER ADAPT 561 II and JBL TUNE 670NC. 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 | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 670NC |
|---|
| Product Type | Headset - Bluetooth - wireless | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Series | ADAPT 500 Series | - | |
| Weight | 232 g | 220 g | JBL TUNE 670NC are lighter than EPOS I SENNHEISER ADAPT 561 II headphones. |
| Colour | - | Black | Blue | White | Purple | |
| Earpad Material | Plush, textured fabric | - | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 670NC |
|---|
| Headphones Form Factor | On-ear | Over ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | JBL TUNE 670NC can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, AAC | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Hybrid ANC | - | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | EPOS Voice | Pure Bass | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Sensitivity | - | 103 dB | |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | 108 dB | 95 dB | |
| Diaphragm | - | 40 mm | |
| Features | Audio prompts | Google Fast Pair |
| MICROPHONE | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 670NC |
|---|
| Form Factor | Headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Beamforming, MEMS-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | - | -30 dBV/Pascal | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 670NC |
|---|
| Controls | - | Volume, power on/off, play/pause, skip track, pair mode, voice assistant, ANC on/off, track forward, call |
|---|
| CABLE | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 670NC |
|---|
| Cable Type | USB-C to USB-C cable - detachable | Audio cable - detachable - 1.2 m USB-C charge cable - detachable |
|---|
| FEATURES | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 670NC |
|---|
| Features | EPOS ActiveGard | Multipoint Pairing | |
|---|---|---|---|
| Voice Control | - | Indirect |
| BATTERY AND CHARGING | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 670NC |
|---|
| Battery Type | Headset battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 610 mAh | |
| Battery Life | - | 50 hour(s) | |
| Battery Life Details | Continuous playback (noise cancelling OFF): up to 46 hours Continuous talk (noise cancelling OFF): up to 41 hours Continuous playback (noise cancelling ON): up to 24 hours Continuous talk (noise cancelling ON): up to 24 hours |
Continuous playback (noise cancelling ON / Bluetooth): up to 35 hours Continuous playback (noise cancelling OFF / Bluetooth): up to 50 hours |
|
| Standby Time | 81 day | - | |
| Charging Time | 220 min | 2 hour(s) | JBL TUNE 670NC recharge faster than EPOS I SENNHEISER ADAPT 561 II. |
| WIRELESS LINK | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 670NC |
|---|
| Modulation Type | - | GFSK, 8-DPSK, 4-DQPSK | |
|---|---|---|---|
| Radio Frequency Range | - | 2.4 - 2.4835GHz |
| CONNECTIONS | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 670NC |
|---|
| Connector Type | - | USB-C (power only) (24 pin USB-C) Audio input / output (mini-phone 3.5mm) |
|---|
| OTHERS | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 670NC |
|---|
| Included Accessories | Carrying case, BTD 800 USB-C dongle, USB-C to USB-C cable | - | |
|---|---|---|---|
| Software Certification | Zoom Certified, Certified for Microsoft Teams, Optimised for UC, Optimised for Google Meet | - | |
| Compliant Standards | - | ANATEL, EAC | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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