Detailed comparison and review of EPOS I SENNHEISER ADAPT 135 USB II and Poly Voyager 4220 UC, USB-C, Microsoft Teams. 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 | EPOS I SENNHEISER ADAPT 135 USB II | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - Bluetooth - wireless - USB-C via Bluetooth adapter | |
|---|---|---|---|
| Series | ADAPT 100 Series | - | |
| Weight | 145.3 g | 150 g | EPOS I SENNHEISER ADAPT 135 USB II are lighter than EPOS I SENNHEISER ADAPT 135 USB II headphones. |
| Colour | Black | - | |
| Earpad Material | Leatherette | - | |
| Recommended Use | Portable electronics, computer | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | EPOS I SENNHEISER ADAPT 135 USB II | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wired | Wireless | |
| 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. |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | 115 dB | - | |
| Diaphragm | - | 32 mm | |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard DIGITAL Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | EPOS I SENNHEISER ADAPT 135 USB II | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Mono | Uni-directional | |
| Noise Cancelling | Yes | - | EPOS I SENNHEISER ADAPT 135 USB II microphone can cancel out ambient noise. |
| Frequency Response | 100 - 8000 Hz | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | EPOS I SENNHEISER ADAPT 135 USB II | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Controls | Volume, answer/end | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant |
|---|
| CABLE | EPOS I SENNHEISER ADAPT 135 USB II | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Cable Type | Headset cable | - |
|---|
| FEATURES | EPOS I SENNHEISER ADAPT 135 USB II | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Features | EPOS ActiveGard | Voice alerts | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Intelligent Assistant | - | Alexa |
| BATTERY AND CHARGING | EPOS I SENNHEISER ADAPT 135 USB II | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| 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 | EPOS I SENNHEISER ADAPT 135 USB II | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Connector Type | Headset (USB Type-A) Headset (mini-phone 3.5mm) |
Wireless adapter (USB Type-C) |
|---|
| OTHERS | EPOS I SENNHEISER ADAPT 135 USB II | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Included Accessories | - | Bluetooth USB-C adapter | |
|---|---|---|---|
| Software Certification | Optimised for UC | - | |
| Service & Support | Limited warranty - 2 years | - |
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