In depth comparison and review of JBL TUNE 670NC and Poly Voyager Focus B825. 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 | JBL TUNE 670NC | Poly Voyager Focus B825 |
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Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
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Height | - | 7 cm | |
Width | - | 18.3 cm | |
Depth | - | 16 cm | |
Weight | 220 g | 155 g | Poly Voyager Focus B825 are lighter than JBL TUNE 670NC headphones. |
Colour | Black | Blue | White | Purple | Black | |
Recommended Use | Portable electronics | Portable electronics, computer | |
Bluetooth Range (Operating Distance) | - | 30 m |
SOUND QUALITY | JBL TUNE 670NC | Poly Voyager Focus B825 |
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Headphones Form Factor | Over ear | On-ear | |
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Headphones Technology | Dynamic | - | |
Adjustable Headband | Yes | - | |
Foldable | Yes | - | JBL TUNE 670NC can be folded. |
Connectivity Technology | Wireless, wired | Wireless | |
Wireless Technology | Bluetooth | Bluetooth | |
Bluetooth Version | Bluetooth 5.0 | Bluetooth 4.1 | JBL TUNE 670NC have a more advanced version of Bluetooth than Poly Voyager Focus B825. |
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 | Stereo | |
Sound Effects | Pure Bass | - | |
Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
Sensitivity | 103 dB | - | |
Impedance | 32 Ohm | - | |
Max Sound Pressure | 95 dB | - | |
Diaphragm | 40 mm | 32 mm | JBL TUNE 670NC have a thicker diaphragm than Poly Voyager Focus B825. |
Simultaneously Connectable Devices Qty (Multipoint) | - | 8 | Poly Voyager Focus B825 have the ability to connect to multiple devices simultaneously. |
Features | Google Fast Pair | Smart Sensor Technology |
MICROPHONE | JBL TUNE 670NC | Poly Voyager Focus B825 |
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Form Factor | Built-in | - | |
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Type | - | Boom | |
Microphone Operation Mode | - | MEMS-directional | |
Frequency Response | - | 100 - 6700 Hz | |
Sensitivity | -30 dBV/Pascal | - | |
Microphones Included | - | 3 |
REMOTE CONTROL | JBL TUNE 670NC | Poly Voyager Focus B825 |
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Controls | Volume, power on/off, play/pause, skip track, pair mode, voice assistant, ANC on/off, track forward, call | Volume, answer/end, microphone on/mute, play/pause |
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CABLE | JBL TUNE 670NC | Poly Voyager Focus B825 |
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Cable Type | Audio cable - detachable - 1.2 m USB-C charge cable - detachable |
Micro-USB charging cable |
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FEATURES | JBL TUNE 670NC | Poly Voyager Focus B825 |
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Features | Multipoint Pairing | - | |
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Voice Control | Indirect | - |
BATTERY AND CHARGING | JBL TUNE 670NC | Poly Voyager Focus B825 |
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Battery Type | Headphone battery rechargeable - lithium polymer | Headset battery rechargeable | |
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Battery Capacity | 610 mAh | 325 mAh | JBL TUNE 670NC have a higher battery capacity than Poly Voyager Focus B825. |
Battery Life | 50 hour(s) | 15 hour(s) | JBL TUNE 670NC lasts longer on a single charge than the Poly Voyager Focus B825. |
Battery Life Details | Continuous playback (noise cancelling ON / Bluetooth): up to 35 hours Continuous playback (noise cancelling OFF / Bluetooth): up to 50 hours |
Continuous playback (AAC, active noise-cancelling on): up to 12 hours Continuous talk (active noise-cancelling off): up to 12 hours Continuous talk (active noise-cancelling on): up to 10 hours Continuous playback (active noise-cancelling off): up to 15 hours |
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Charging Time | 2 hour(s) | 2 hour(s) | The charging of both headphones last the same time. |
WIRELESS LINK | JBL TUNE 670NC | Poly Voyager Focus B825 |
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Modulation Type | GFSK, 8-DPSK, 4-DQPSK | - | |
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Radio Frequency Range | 2.4 - 2.4835GHz | - |
CONNECTIONS | JBL TUNE 670NC | Poly Voyager Focus B825 |
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Connector Type | USB-C (power only) (24 pin USB-C) Audio input / output (mini-phone 3.5mm) |
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OTHERS | JBL TUNE 670NC | Poly Voyager Focus B825 |
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Included Accessories | - | Travel pouch, BT700 Bluetooth USB adapter | |
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Software Certification | - | Certified for Skype for Business | |
Compliant Standards | ANATEL, EAC | - | |
TAA Compliant | - | Yes | |
Service & Support | Limited warranty - 1 year | - |