In depth comparison and review of JVC HA S30BT-E and Poly Blackwire 325-M. 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 | JVC HA S30BT-E | Poly Blackwire 325-M |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 300 Series | |
| Weight | 143 g | - | |
| Colour | Blue | Black | Red | - | |
| Headband Material | - | Metal | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | JVC HA S30BT-E | Poly Blackwire 325-M |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Foldable | Yes | - | JVC HA S30BT-E can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 3.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Low Complexity Subband Coding (SBC) | - | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Deep Bass | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Diaphragm | 30.5 mm | - | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | JVC HA S30BT-E | Poly Blackwire 325-M |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Frequency Response | - | 100 - 10000 Hz |
| REMOTE CONTROL | JVC HA S30BT-E | Poly Blackwire 325-M |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | JVC HA S30BT-E | Poly Blackwire 325-M |
|---|
| Cable Type | USB charge cable | Headset cable - 2.13 m | |
|---|---|---|---|
| Cable Length | - | 2.13 m |
| FEATURES | JVC HA S30BT-E | Poly Blackwire 325-M |
|---|
| Additional Functions | - | DSP |
|---|
| BATTERY AND CHARGING | JVC HA S30BT-E | Poly Blackwire 325-M |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 17 hour(s) | - | |
| Charging Time | 3 hour(s) | - |
| CONNECTIONS | JVC HA S30BT-E | Poly Blackwire 325-M |
|---|
| Connector Type | USB | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | JVC HA S30BT-E | Poly Blackwire 325-M |
|---|
| Compatibility | iPhone, iPad, iPod, Android phone | - | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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