Detailed comparison and review of JBL TUNE 670NC and Poly EncorePro 520V. 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 | JBL TUNE 670NC | Poly EncorePro 520V |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | - | EncorePro 500 series | |
| Height | - | 6.7 cm | |
| Width | - | 11.1 cm | |
| Depth | - | 14.9 cm | |
| Weight | 220 g | 74 g | Poly EncorePro 520V are lighter than JBL TUNE 670NC headphones. |
| Colour | Black | Blue | White | Purple | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | JBL TUNE 670NC | Poly EncorePro 520V |
|---|
| Headphones Form Factor | Over ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | JBL TUNE 670NC can be folded. |
| Connectivity Technology | Wireless, wired | 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 | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard DIGITAL | |
| Sound Output Mode | Stereo | - | |
| Sound Effects | Pure Bass | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 103 dB | - | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | 95 dB | - | |
| Diaphragm | 40 mm | 5.6 mm | JBL TUNE 670NC have a thicker diaphragm than Poly EncorePro 520V. |
| Signal-To-Noise Ratio | - | 50 dB | |
| Features | Google Fast Pair | - |
| MICROPHONE | JBL TUNE 670NC | Poly EncorePro 520V |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Omni-directional | |
| Noise Cancelling | - | Yes | Poly EncorePro 520V microphone can cancel out ambient noise. |
| Frequency Response | - | 20 - 16000 Hz | |
| Sensitivity | -30 dBV/Pascal | 40 dB | |
| Sensitivity Margin | - | +/- 3dB |
| REMOTE CONTROL | JBL TUNE 670NC | Poly EncorePro 520V |
|---|
| Controls | Volume, power on/off, play/pause, skip track, pair mode, voice assistant, ANC on/off, track forward, call | - |
|---|
| CABLE | JBL TUNE 670NC | Poly EncorePro 520V |
|---|
| Cable Type | Audio cable - detachable - 1.2 m USB-C charge cable - detachable |
- | |
|---|---|---|---|
| Cable Length | - | 78.5 cm |
| FEATURES | JBL TUNE 670NC | Poly EncorePro 520V |
|---|
| Features | Multipoint Pairing | Boom mic length 135mm, 290° rotatable microphone | |
|---|---|---|---|
| Voice Control | Indirect | - |
| BATTERY AND CHARGING | JBL TUNE 670NC | Poly EncorePro 520V |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 610 mAh | - | |
| Battery Life | 50 hour(s) | - | |
| Battery Life Details | Continuous playback (noise cancelling ON / Bluetooth): up to 35 hours Continuous playback (noise cancelling OFF / Bluetooth): up to 50 hours |
- | |
| Charging Time | 2 hour(s) | - |
| WIRELESS LINK | JBL TUNE 670NC | Poly EncorePro 520V |
|---|
| Modulation Type | GFSK, 8-DPSK, 4-DQPSK | - | |
|---|---|---|---|
| Radio Frequency Range | 2.4 - 2.4835GHz | - |
| CONNECTIONS | JBL TUNE 670NC | Poly EncorePro 520V |
|---|
| Connector Type | USB-C (power only) (24 pin USB-C) Audio input / output (mini-phone 3.5mm) |
Headset (mini-phone 3.5mm) |
|---|
| OTHERS | JBL TUNE 670NC | Poly EncorePro 520V |
|---|
| Software Certification | - | Certified for Skype for Business, UC certified | |
|---|---|---|---|
| Supported Host Device OS | - | macOS, Windows | |
| Compliant Standards | ANATEL, EAC | - | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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