In depth comparison and review of JBL Everest 300 and Poly Blackwire C225. 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 Everest 300 | Poly Blackwire C225 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | 16.32 cm | - | |
| Width | 17.38 cm | - | |
| Depth | 7.08 cm | - | |
| Weight | 245 g | - | |
| Colour | Blue | Red | Black | White | - | |
| Headband Material | - | Metal | |
| Recommended Use | Portable electronics | Portable electronics, computer |
| SOUND QUALITY | JBL Everest 300 | Poly Blackwire C225 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wired | |
| 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 | 10 - 22000 Hz | 20 - 20000 Hz | JBL Everest 300 offer a larger frequency range than Poly Blackwire C225. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 100 dB/mW | - | |
| Max Sound Pressure | 115 dB | - | |
| Diaphragm | 40 mm | - | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | JBL Everest 300 | Poly Blackwire C225 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | -42 dBV/Pascal | - |
| REMOTE CONTROL | JBL Everest 300 | Poly Blackwire C225 |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | JBL Everest 300 | Poly Blackwire C225 |
|---|
| Cable Type | - detachable - detachable |
Headset cable |
|---|
| BATTERY AND CHARGING | JBL Everest 300 | Poly Blackwire C225 |
|---|
| Battery Type | Rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 610 mAh | - | |
| Battery Life | 20 hour(s) | - | |
| Charging Time | 2.5 hour(s) | - |
| WIRELESS LINK | JBL Everest 300 | Poly Blackwire C225 |
|---|
| Modulation Type | GFSK, 8-DPSK, DQPSK | - |
|---|
| CONNECTIONS | JBL Everest 300 | Poly Blackwire C225 |
|---|
| Connector Type | (mini-phone 3.5 mm 4-pole) | Headset (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | JBL Everest 300 | Poly Blackwire C225 |
|---|
| Service & Support | Limited warranty - parts and labour - 1 year | Limited warranty - 2 years |
|---|
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