In depth comparison and review of Sony MDR 1AM2 and Poly Voyager 4220 Office (UC 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 MDR 1AM2 | Poly Voyager 4220 Office (UC Series) |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | UC Series | |
| Weight | 187 g | 150 g | Poly Voyager 4220 Office (UC Series) are lighter than Sony MDR 1AM2 headphones. |
| Colour | Black | - | |
| Earpad Material | Synthetic leather | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Sony MDR 1AM2 | Poly Voyager 4220 Office (UC Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| 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 | 3 - 100000 Hz | 20 - 20000 Hz | Sony MDR 1AM2 offer a larger frequency range than Poly Voyager 4220 Office (UC Series). |
| Sensitivity | 98 dB/mW | 94 dB | Sony MDR 1AM2 have higher sensitivity than Poly Voyager 4220 Office (UC Series). |
| Impedance | 16 Ohm | 32 Ohm | |
| Diaphragm | Aluminium coated LCP - 40 mm | 32 mm | Sony MDR 1AM2 have a thicker diaphragm than Poly Voyager 4220 Office (UC Series). |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard Technology |
| MICROPHONE | Sony MDR 1AM2 | Poly Voyager 4220 Office (UC Series) |
|---|
| Type | On-cable | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Uni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Sony MDR 1AM2 | Poly Voyager 4220 Office (UC Series) |
|---|
| Controls | - | Mute, volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | Sony MDR 1AM2 | Poly Voyager 4220 Office (UC Series) |
|---|
| Cable Type | Headphones cable - detachable - OFC - L shaped - 1.2 m Cellular phone cable - detachable - 1.2 m |
- | |
|---|---|---|---|
| Cable Length | 1.2 m | - | |
| Plated Connector | Gold | - |
| FEATURES | Sony MDR 1AM2 | Poly Voyager 4220 Office (UC Series) |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | Sony MDR 1AM2 | Poly Voyager 4220 Office (UC Series) |
|---|
| Battery Type | - | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | - | 12 hour(s) | |
| Battery Life Details | - | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
|
| Standby Time | - | 312 hours | |
| Charging Time | - | 1.5 hour(s) |
| CONNECTIONS | Sony MDR 1AM2 | Poly Voyager 4220 Office (UC Series) |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | Sony MDR 1AM2 | Poly Voyager 4220 Office (UC Series) |
|---|
| Included Accessories | Carrying pouch | Wireless headset system base, Bluetooth USB-C adapter |
|---|
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