Side by side comparison and review of Jabra HALO2 and Poly Blackwire 325. 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 | Jabra HALO2 | Poly Blackwire 325 |
|---|
| Product Type | Headset - wireless, wired - 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 300 Series | |
| Height | 19 cm | - | |
| Width | 13.6 cm | - | |
| Depth | 4.5 cm | - | |
| Weight | 80 g | - | |
| Colour | Black | White | - | |
| Body Material | Polycarbonate, TPE, PC/ABS, polybutylene terephthalate, Polyoxymethylene (POM), thermoplastic polyurethane (TPU) | - | |
| Headband Material | - | Metal | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Jabra HALO2 | Poly Blackwire 325 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Foldable | Yes | - | Jabra HALO2 can be folded. |
| Connectivity Technology | Wireless, wired | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 3.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP) | - | |
| Active Noise Cancelling | Yes | - | Jabra HALO2 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Noise Blackout | - | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Power Bass, virtual surround sound | - | |
| Frequency Response | - | 20 - 20000 Hz | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 32 mm | - | |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Jabra HALO2 have the ability to connect to multiple devices simultaneously. |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Jabra HALO2 | Poly Blackwire 325 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | - | 100 - 10000 Hz | |
| Audio Input Details | Omni-directional | - | |
| Sensitivity | 14 dB SLR | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Jabra HALO2 | Poly Blackwire 325 |
|---|
| Controls | Mute, volume, answer/end, next/previous track, redial | Mute, volume, answer/end |
|---|
| CABLE | Jabra HALO2 | Poly Blackwire 325 |
|---|
| Cable Type | Headset cable - detachable | Headset cable - 2.13 m | |
|---|---|---|---|
| Cable Length | - | 2.13 m | |
| Detachable Cable | Yes | - |
| FEATURES | Jabra HALO2 | Poly Blackwire 325 |
|---|
| Additional Functions | - | DSP |
|---|
| BATTERY AND CHARGING | Jabra HALO2 | Poly Blackwire 325 |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 8 hour(s) | - | |
| Standby Time | 312 hours | - | |
| Power Device | Power adapter - external | - | |
| Voltage Required | AC 120/230 V (50 - 60 Hz) | - | |
| Charging Time | 2 hours | - | |
| Included Qty | 1 | - |
| WIRELESS LINK | Jabra HALO2 | Poly Blackwire 325 |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Jabra HALO2 | Poly Blackwire 325 |
|---|
| Connector Type | USB (5 pin Micro-USB Type B) | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | Jabra HALO2 | Poly Blackwire 325 |
|---|
| Included Accessories | AC power adaptor, USB charging cable | - | |
|---|---|---|---|
| Compliant Standards | WEEE | - | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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