Detailed comparison and review of Poly Blackwire 325 and JVC HA S20BT. 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 | Poly Blackwire 325 | JVC HA S20BT |
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Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - Bluetooth - wireless | |
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Series | 300 Series | - | |
Weight | - | 96 g | |
Colour | - | Pink | White | |
Headband Material | Metal | - | |
Recommended Use | - | Portable electronics | |
Bluetooth Range (Operating Distance) | - | 10 m |
SOUND QUALITY | Poly Blackwire 325 | JVC HA S20BT |
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Headphones Form Factor | On-ear | On-ear | |
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Connectivity Technology | Wired | Wireless | |
Wireless Technology | - | Bluetooth | |
Bluetooth Version | - | Bluetooth 4.1 | |
Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
Bluetooth Audio Codec | - | SBC | |
Sound Output Mode | Stereo | - | |
Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
Impedance | - | 30 Ohm | |
Diaphragm | - | 30.7 mm | |
Magnet Material | - | Ferrite | |
Features | SoundGuard Technology | - | |
In-Cord Volume Control | Yes | - |
MICROPHONE | Poly Blackwire 325 | JVC HA S20BT |
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Form Factor | - | Built-in | |
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Type | Boom | - | |
Frequency Response | 100 - 10000 Hz | - |
REMOTE CONTROL | Poly Blackwire 325 | JVC HA S20BT |
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Controls | Mute, volume, answer/end | Power on/off, volume control, 3-button remote |
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CABLE | Poly Blackwire 325 | JVC HA S20BT |
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Cable Type | Headset cable - 2.13 m | USB charge cable - detachable | |
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Cable Length | 2.13 m | - |
FEATURES | Poly Blackwire 325 | JVC HA S20BT |
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Additional Functions | DSP | - |
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BATTERY AND CHARGING | Poly Blackwire 325 | JVC HA S20BT |
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Battery Type | - | Headphone battery rechargeable | |
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Battery Life | - | 11 hour(s) | |
Charging Time | - | 2.5 hour(s) |
CONNECTIONS | Poly Blackwire 325 | JVC HA S20BT |
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Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
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OTHERS | Poly Blackwire 325 | JVC HA S20BT |
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Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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