Side by side comparison and review of Poly Blackwire 8225-M and JBL TUNE 670NC. 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 | Poly Blackwire 8225-M | JBL TUNE 670NC |
|---|
| Product Type | Headset - wired - USB-A | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 186 g | 220 g | Poly Blackwire 8225-M are lighter than Poly Blackwire 8225-M headphones. |
| Colour | - | Black | Blue | White | Purple | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | Poly Blackwire 8225-M | JBL TUNE 670NC |
|---|
| Headphones Form Factor | On-ear | Over ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | Yes | Yes | |
| Foldable | - | Yes | JBL TUNE 670NC can be folded. |
| Connectivity Technology | Wired | Wireless, 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 | Hybrid ANC | - | |
| Sound Output Mode | - | Stereo | |
| Sound Effects | - | Pure Bass | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 84 dB | 103 dB | JBL TUNE 670NC have higher sensitivity than Poly Blackwire 8225-M. |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 95 dB | |
| Diaphragm | 32 mm | 40 mm | JBL TUNE 670NC have a thicker diaphragm than Poly Blackwire 8225-M. |
| Features | SoundGuard DIGITAL Technology | Google Fast Pair |
| MICROPHONE | Poly Blackwire 8225-M | JBL TUNE 670NC |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Noise Cancelling | Yes | - | Poly Blackwire 8225-M microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -35 dBV/Pascal | -30 dBV/Pascal |
| REMOTE CONTROL | Poly Blackwire 8225-M | JBL TUNE 670NC |
|---|
| Controls | Mute, volume, answer/end, Microsoft Teams button | Volume, power on/off, play/pause, skip track, pair mode, voice assistant, ANC on/off, track forward, call |
|---|
| CABLE | Poly Blackwire 8225-M | JBL TUNE 670NC |
|---|
| Cable Type | Headset cable - 2.2 m | Audio cable - detachable - 1.2 m USB-C charge cable - detachable |
|
|---|---|---|---|
| Cable Length | 2.2 m | - |
| FEATURES | Poly Blackwire 8225-M | JBL TUNE 670NC |
|---|
| Features | - | Multipoint Pairing | |
|---|---|---|---|
| Voice Control | - | Indirect |
| BATTERY AND CHARGING | Poly Blackwire 8225-M | JBL TUNE 670NC |
|---|
| 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 | Poly Blackwire 8225-M | JBL TUNE 670NC |
|---|
| Modulation Type | - | GFSK, 8-DPSK, 4-DQPSK | |
|---|---|---|---|
| Radio Frequency Range | - | 2.4 - 2.4835GHz |
| CONNECTIONS | Poly Blackwire 8225-M | JBL TUNE 670NC |
|---|
| Connector Type | Headset (4 PIN USB Type A) | USB-C (power only) (24 pin USB-C) Audio input / output (mini-phone 3.5mm) |
|---|
| OTHERS | Poly Blackwire 8225-M | JBL TUNE 670NC |
|---|
| Compliant Standards | - | ANATEL, EAC | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 1 year |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
