In depth comparison and review of EPOS I SENNHEISER ADAPT 561 II and JBL TUNE 520BT. 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 520BT |
|---|
| Product Type | Headset - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Series | ADAPT 500 Series | - | |
| Weight | 232 g | 157 g | JBL TUNE 520BT are lighter than EPOS I SENNHEISER ADAPT 561 II headphones. |
| Colour | - | Black | Purple | White | Blue | |
| 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 520BT |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | JBL TUNE 520BT can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.3 | JBL TUNE 520BT have a more advanced version of Bluetooth than EPOS I SENNHEISER ADAPT 561 II. |
| 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 | - | EPOS I SENNHEISER ADAPT 561 II 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 | - | 102 dB | |
| Impedance | 32 Ohm | 30 Ohm | |
| Max Sound Pressure | 108 dB | 95 dB | |
| Diaphragm | - | 33 mm | |
| Features | Audio prompts | - |
| MICROPHONE | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 520BT |
|---|
| Form Factor | Headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Beamforming, MEMS-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | - | -29 dB | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 520BT |
|---|
| Controls | - | Volume |
|---|
| CABLE | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 520BT |
|---|
| Cable Type | USB-C to USB-C cable - detachable | USB-C cable |
|---|
| FEATURES | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 520BT |
|---|
| Features | EPOS ActiveGard | Multipoint Pairing, VoiceAware | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Intelligent Assistant | - | Google Assistant ready, Siri ready |
| BATTERY AND CHARGING | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 520BT |
|---|
| Battery Type | Headset battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 450 mAh | |
| Battery Life | - | 57 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 (with 5 min charge): up to 3 hours | |
| Standby Time | 81 day | - | |
| Charging Time | 220 min | 2 hour(s) | JBL TUNE 520BT recharge faster than EPOS I SENNHEISER ADAPT 561 II. |
| WIRELESS LINK | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 520BT |
|---|
| Modulation Type | - | GFSK, 8-DPSK, 4-DQPSK | |
|---|---|---|---|
| Radio Frequency Range | - | 2.4 - 2.4835GHz |
| OTHERS | EPOS I SENNHEISER ADAPT 561 II | JBL TUNE 520BT |
|---|
| Included Accessories | Carrying case, BTD 800 USB-C dongle, USB-C to USB-C cable | Charging cable | |
|---|---|---|---|
| Software Certification | Zoom Certified, Certified for Microsoft Teams, Optimised for UC, Optimised for Google Meet | - | |
| Service & Support | Limited warranty - 2 years | - |
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