Detailed comparison and review of Technics EAH-F70NE and Poly Blackwire C5220. 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 | Technics EAH-F70NE | Poly Blackwire C5220 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - 3.5 mm jack, USB-A | |
|---|---|---|---|
| Series | - | Blackwire 5200 series | |
| Weight | 270 g | 164.2 g | Poly Blackwire C5220 are lighter than Technics EAH-F70NE headphones. |
| Colour | Black | Black | |
| Body Material | Aluminium | - | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Technics EAH-F70NE | Poly Blackwire C5220 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.2 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX, aptX HD, LDAC | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Ambient Sound Enhancer | - | |
| Frequency Response | 4 - 40000 Hz | - | |
| Sensitivity | 99 dB/mW | 90 dB | Technics EAH-F70NE have higher sensitivity than Poly Blackwire C5220. |
| Impedance | 26 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 28 mm | Technics EAH-F70NE have a thicker diaphragm than Poly Blackwire C5220. |
| Magnet Material | Neodymium | - | |
| Features | - | Digital signal processing, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Technics EAH-F70NE | Poly Blackwire C5220 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Noise Cancelling | - | Yes | Poly Blackwire C5220 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Technics EAH-F70NE | Poly Blackwire C5220 |
|---|
| Controls | Voice assistant | Mute, volume, answer/end |
|---|
| CABLE | Technics EAH-F70NE | Poly Blackwire C5220 |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m | USB-A cable - 21.7 cm | |
|---|---|---|---|
| Cable Length | 1.2 m | - | |
| Detachable Cable | Yes | - |
| FEATURES | Technics EAH-F70NE | Poly Blackwire C5220 |
|---|
| Features | - | 280° rotatable microphone |
|---|
| BATTERY AND CHARGING | Technics EAH-F70NE | Poly Blackwire C5220 |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 20 hour(s) | - | |
| Battery Life Details | Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours | - | |
| Charging Time | 4 hour(s) | - |
| CONNECTIONS | Technics EAH-F70NE | Poly Blackwire C5220 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (USB Type-A) Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Technics EAH-F70NE | Poly Blackwire C5220 |
|---|
| Included Accessories | Carrying case, airplane adapter, USB charging cable (50 cm) | Carrying case | |
|---|---|---|---|
| Software Included | - | Poly Lens | |
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Certified for Skype for Business, Certified for Microsoft Teams, Certified for Zoom Rooms, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | macOS, Windows | |
| Service & Support | - | Limited warranty - 2 years |
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