In depth comparison and review of Poly Voyager 4220 UC and EPOS I SENNHEISER ADAPT 165 II. 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 | Poly Voyager 4220 UC | EPOS I SENNHEISER ADAPT 165 II |
|---|
| Product Type | Headset - Bluetooth - wireless | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | UC Series | ADAPT 100 Series | |
| Weight | 150 g | 145.3 g | EPOS I SENNHEISER ADAPT 165 II are lighter than Poly Voyager 4220 UC headphones. |
| Colour | - | Black | |
| Earpad Material | - | Leatherette | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager 4220 UC | EPOS I SENNHEISER ADAPT 165 II |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Foldable | - | Yes | EPOS I SENNHEISER ADAPT 165 II can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, mSBC | - | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | EPOS Voice | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | - | 55% | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | - | 115 dB | |
| Diaphragm | 32 mm | - | |
| Magnet Material | - | Neodymium | |
| Features | SoundGuard DIGITAL Technology | - |
| MICROPHONE | Poly Voyager 4220 UC | EPOS I SENNHEISER ADAPT 165 II |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional | - | |
| Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT 165 II microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 8000 Hz | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4220 UC | EPOS I SENNHEISER ADAPT 165 II |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant | - |
|---|
| CABLE | Poly Voyager 4220 UC | EPOS I SENNHEISER ADAPT 165 II |
|---|
| Cable Type | - | Headset cable - 1.12 m | |
|---|---|---|---|
| Cable Length | - | 1.12 m |
| FEATURES | Poly Voyager 4220 UC | EPOS I SENNHEISER ADAPT 165 II |
|---|
| Features | Voice alerts | EPOS ActiveGard | |
|---|---|---|---|
| Intelligent Assistant | Alexa | - |
| BATTERY AND CHARGING | Poly Voyager 4220 UC | EPOS I SENNHEISER ADAPT 165 II |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 360 mAh | - | |
| Battery Life | 15 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 | Poly Voyager 4220 UC | EPOS I SENNHEISER ADAPT 165 II |
|---|
| Connector Type | Wireless adapter (4 PIN USB Type A) | Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Poly Voyager 4220 UC | EPOS I SENNHEISER ADAPT 165 II |
|---|
| Included Accessories | Bluetooth USB adapter, charging stand | - | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
