In depth comparison and review of Poly Blackwire C225 and Panasonic RP-HF400B. 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 | Poly Blackwire C225 | Panasonic RP-HF400B |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 130 g | |
| Colour | - | Black | |
| Headband Material | Metal | - | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Poly Blackwire C225 | Panasonic RP-HF400B |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Foldable | - | Yes | Panasonic RP-HF400B can be folded. |
| 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) | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 30 mm | |
| Magnet Material | - | Neodymium | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire C225 | Panasonic RP-HF400B |
|---|
| Type | Boom | - | |
|---|---|---|---|
| Frequency Response | 100 - 10000 Hz | - |
| REMOTE CONTROL | Poly Blackwire C225 | Panasonic RP-HF400B |
|---|
| Controls | Mute, volume, answer/end | Volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | Poly Blackwire C225 | Panasonic RP-HF400B |
|---|
| Cable Type | Headset cable | USB charge cable - 0.1 m |
|---|
| BATTERY AND CHARGING | Poly Blackwire C225 | Panasonic RP-HF400B |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 20 hour(s) | |
| Charging Time | - | 3 hour(s) |
| WIRELESS LINK | Poly Blackwire C225 | Panasonic RP-HF400B |
|---|
| Transmission Range | - | 10 m |
|---|
| CONNECTIONS | Poly Blackwire C225 | Panasonic RP-HF400B |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 4-pole) | Bluetooth |
|---|
| OTHERS | Poly Blackwire C225 | Panasonic RP-HF400B |
|---|
| Service & Support | Limited warranty - 2 years | - |
|---|
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