In depth comparison and review of Poly Voyager Focus UC B825S-M and Poly Voyager 4220 UC. 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 Focus UC B825S-M | Poly Voyager 4220 UC |
|---|
| Product Type | Headset - Bluetooth - wireless | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Series | - | UC Series | |
| Weight | 155 g | 150 g | Poly Voyager 4220 UC are lighter than Poly Voyager Focus UC B825S-M headphones. |
| Recommended Use | Portable electronics, computer | - | |
| Bluetooth Range (Operating Distance) | 45 m | 30 m | Poly Voyager Focus UC B825S-M have a greater operating distance than Poly Voyager 4220 UC. |
| SOUND QUALITY | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 UC |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | Poly Voyager 4220 UC have a more advanced version of Bluetooth than Poly Voyager Focus UC B825S-M. |
| Bluetooth Profiles | Advanced Audio Distribution Profile (A2DP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, mSBC | |
| Active Noise Cancelling | Yes | - | Poly Voyager Focus UC B825S-M are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 UC |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Mono | Uni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 UC |
|---|
| Controls | Volume | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant |
|---|
| CABLE | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 UC |
|---|
| Cable Type | Charging cable | - |
|---|
| FEATURES | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 UC |
|---|
| Features | - | Voice alerts | |
|---|---|---|---|
| Intelligent Assistant | - | Alexa | |
| Additional Functions | DSP | - |
| BATTERY AND CHARGING | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 UC |
|---|
| Battery Type | Headset battery rechargeable | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | 15 hour(s) | 15 hour(s) | Both headphones last the same amount of time on a single charge. |
| 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 Focus UC B825S-M | Poly Voyager 4220 UC |
|---|
| Connector Type | Bluetooth | Wireless adapter (4 PIN USB Type A) |
|---|
| OTHERS | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 UC |
|---|
| Included Accessories | Carrying case, Bluetooth USB adapter, charging stand | Bluetooth USB adapter, charging stand | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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