Side by side comparison and review of JBL TUNE 670NC and Poly Blackwire 3320-M. 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 TUNE 670NC | Poly Blackwire 3320-M |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | Blackwire 3300 series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 220 g | 130 g | Poly Blackwire 3320-M are lighter than JBL TUNE 670NC headphones. |
| Colour | Black | Blue | White | Purple | Black | |
| Earpad Material | - | Foam | |
| Recommended Use | Portable electronics | Portable electronics, computer |
| SOUND QUALITY | JBL TUNE 670NC | Poly Blackwire 3320-M |
|---|
| Headphones Form Factor | Over ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | 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 | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Pure Bass | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 103 dB | 116 dB | Poly Blackwire 3320-M have higher sensitivity than JBL TUNE 670NC. |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | 95 dB | 118 dB | |
| Diaphragm | 40 mm | 32 mm | JBL TUNE 670NC have a thicker diaphragm than Poly Blackwire 3320-M. |
| Features | Google Fast Pair | Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | JBL TUNE 670NC | Poly Blackwire 3320-M |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | -30 dBV/Pascal | -38 dB |
| REMOTE CONTROL | JBL TUNE 670NC | Poly Blackwire 3320-M |
|---|
| Controls | Volume, power on/off, play/pause, skip track, pair mode, voice assistant, ANC on/off, track forward, call | Mute, volume, answer/end |
|---|
| CABLE | JBL TUNE 670NC | Poly Blackwire 3320-M |
|---|
| Cable Type | Audio cable - detachable - 1.2 m USB-C charge cable - detachable |
- |
|---|
| FEATURES | JBL TUNE 670NC | Poly Blackwire 3320-M |
|---|
| Features | Multipoint Pairing | - | |
|---|---|---|---|
| Voice Control | Indirect | - |
| BATTERY AND CHARGING | JBL TUNE 670NC | Poly Blackwire 3320-M |
|---|
| 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 Blackwire 3320-M |
|---|
| Modulation Type | GFSK, 8-DPSK, 4-DQPSK | - | |
|---|---|---|---|
| Radio Frequency Range | 2.4 - 2.4835GHz | - |
| CONNECTIONS | JBL TUNE 670NC | Poly Blackwire 3320-M |
|---|
| Connector Type | USB-C (power only) (24 pin USB-C) Audio input / output (mini-phone 3.5mm) |
USB (24 pin USB-C) |
|---|
| OTHERS | JBL TUNE 670NC | Poly Blackwire 3320-M |
|---|
| Compatibility | - | Mac, Windows | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS | |
| Compliant Standards | ANATEL, EAC | - | |
| Service & Support | Limited warranty - 1 year | - |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
