In depth comparison and review of Sony h.ear on 2 Wireless NC WH-H900N and Poly Voyager 4220 (Office Series). 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 | Sony h.ear on 2 Wireless NC WH-H900N | Poly Voyager 4220 (Office Series) |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | Office Series | |
| Weight | 290 g | 150 g | Poly Voyager 4220 (Office Series) are lighter than Sony h.ear on 2 Wireless NC WH-H900N headphones. |
| Colour | Moonlight blue | Greyish black | Horizon green | Pale gold | Twilight red | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | 91 m | Poly Voyager 4220 (Office Series) have a greater operating distance than Sony h.ear on 2 Wireless NC WH-H900N. |
| High-Resolution Audio | Yes | - |
| SOUND QUALITY | Sony h.ear on 2 Wireless NC WH-H900N | Poly Voyager 4220 (Office Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Sony h.ear on 2 Wireless NC WH-H900N can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | Poly Voyager 4220 (Office Series) have a more advanced version of Bluetooth than Sony h.ear on 2 Wireless NC WH-H900N. |
| 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, AAC, aptX, aptX HD, LDAC | SBC | |
| Active Noise Cancelling | Yes | - | Sony h.ear on 2 Wireless NC WH-H900N are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Digital Sound Enhancement Engine HX (DSEE HX) | - | |
| Frequency Response | 5 - 40000 Hz | 20 - 20000 Hz | Sony h.ear on 2 Wireless NC WH-H900N offer a larger frequency range than Poly Voyager 4220 (Office Series). |
| Sensitivity | 103 dB/mW | - | |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | Titanium - 40 mm | 32 mm | Sony h.ear on 2 Wireless NC WH-H900N have a thicker diaphragm than Poly Voyager 4220 (Office Series). |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Sony h.ear on 2 Wireless NC WH-H900N | Poly Voyager 4220 (Office Series) |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | Uni-directional | |
| Frequency Response | 50 - 8000 Hz | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Sony h.ear on 2 Wireless NC WH-H900N | Poly Voyager 4220 (Office Series) |
|---|
| Controls | Volume, noise-cancellation suspend button | Mute, volume, answer/end, next/previous track, redial |
|---|
| CABLE | Sony h.ear on 2 Wireless NC WH-H900N | Poly Voyager 4220 (Office Series) |
|---|
| Cable Type | Headphones cable - detachable - single-sided - L shaped - 1.2 m Micro-USB cable - 50 cm |
- | |
|---|---|---|---|
| Cable Length | 1.2 m | - | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| FEATURES | Sony h.ear on 2 Wireless NC WH-H900N | Poly Voyager 4220 (Office Series) |
|---|
| Features | - | Voice alerts | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant | - |
| BATTERY AND CHARGING | Sony h.ear on 2 Wireless NC WH-H900N | Poly Voyager 4220 (Office Series) |
|---|
| Battery Type | Headphone battery rechargeable | Headset battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | 34 hour(s) | 12 hour(s) | Sony h.ear on 2 Wireless NC WH-H900N lasts longer on a single charge than the Poly Voyager 4220 (Office Series). |
| Battery Life Details | Continuous playback (noise cancelling ON): up to 28 hours Continuous playback (noise cancelling OFF): up to 34 hours Standby (noise cancelling ON): up to 48 hours Standby (noise cancelling OFF): up to 200 hours |
Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
|
| Standby Time | 200 hours | 312 hours | Poly Voyager 4220 (Office Series) have longer standby time than Sony h.ear on 2 Wireless NC WH-H900N. |
| Charging Time | 6 hour(s) | 1.5 hour(s) | Poly Voyager 4220 (Office Series) recharge faster than Sony h.ear on 2 Wireless NC WH-H900N. |
| WIRELESS LINK | Sony h.ear on 2 Wireless NC WH-H900N | Poly Voyager 4220 (Office Series) |
|---|
| Radio Frequency Range | 2.4GHz, 2.4 - 2.4835GHz | - |
|---|
| CONNECTIONS | Sony h.ear on 2 Wireless NC WH-H900N | Poly Voyager 4220 (Office Series) |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) USB (power only) (5 pin Micro-USB Type B (power only)) |
USB (24 pin USB-C) |
|---|
| OTHERS | Sony h.ear on 2 Wireless NC WH-H900N | Poly Voyager 4220 (Office Series) |
|---|
| Included Accessories | Carrying pouch | - | |
|---|---|---|---|
| Compatibility | iPhone, iPod, Android phone | - | |
| Software Certification | - | Certified for Microsoft Teams |
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