Detailed comparison and review of Poly Voyager 4220 USB-C and Technics EAH-F70NE. 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 | Poly Voyager 4220 USB-C | Technics EAH-F70NE |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-C | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Series | UC Series | - | |
| Weight | 150 g | 270 g | Poly Voyager 4220 USB-C are lighter than Poly Voyager 4220 USB-C headphones. |
| Colour | - | Black | |
| Body Material | - | Aluminium | |
| Bluetooth Range (Operating Distance) | 30 m | 10 m | Poly Voyager 4220 USB-C have a greater operating distance than Technics EAH-F70NE. |
| SOUND QUALITY | Poly Voyager 4220 USB-C | Technics EAH-F70NE |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 4.2 | Poly Voyager 4220 USB-C have a more advanced version of Bluetooth than Technics EAH-F70NE. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, mSBC | SBC, AAC, aptX, aptX HD, LDAC | |
| Active Noise Cancelling | - | Yes | Technics EAH-F70NE are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Ambient Sound Enhancer | |
| Frequency Response | 20 - 20000 Hz | 4 - 40000 Hz | Technics EAH-F70NE offer a larger frequency range than Poly Voyager 4220 USB-C. |
| Sensitivity | 94 dB | 99 dB/mW | Technics EAH-F70NE have higher sensitivity than Poly Voyager 4220 USB-C. |
| Impedance | 32 Ohm | 26 Ohm | |
| Diaphragm | 32 mm | 40 mm | Technics EAH-F70NE have a thicker diaphragm than Poly Voyager 4220 USB-C. |
| Magnet Material | - | Neodymium | |
| Features | SoundGuard DIGITAL Technology | - |
| MICROPHONE | Poly Voyager 4220 USB-C | Technics EAH-F70NE |
|---|
| Form Factor | Headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Uni-directional | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4220 USB-C | Technics EAH-F70NE |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant | Voice assistant |
|---|
| CABLE | Poly Voyager 4220 USB-C | Technics EAH-F70NE |
|---|
| Cable Type | - | Headphones cable - detachable - 1.2 m | |
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | - | Yes |
| FEATURES | Poly Voyager 4220 USB-C | Technics EAH-F70NE |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly Voyager 4220 USB-C | Technics EAH-F70NE |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 360 mAh | - | |
| Battery Life | 15 hour(s) | 20 hour(s) | Technics EAH-F70NE lasts longer on a single charge than the Poly Voyager 4220 USB-C. |
| Battery Life Details | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours | |
| Standby Time | 312 hours | - | |
| Charging Time | 1.5 hour(s) | 4 hour(s) | Poly Voyager 4220 USB-C recharge faster than Poly Voyager 4220 USB-C. |
| CONNECTIONS | Poly Voyager 4220 USB-C | Technics EAH-F70NE |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly Voyager 4220 USB-C | Technics EAH-F70NE |
|---|
| Included Accessories | Bluetooth USB adapter, charging stand | Carrying case, airplane adapter, USB charging cable (50 cm) | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
