Side by side comparison and review of Lenovo ThinkPad In-Ear Headphones and Poly Voyager 4210-M. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Lenovo ThinkPad In-Ear Headphones | Poly Voyager 4210-M |
|---|
| Product Type | Headset - wired | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | Voyager 4200 series | |
| Weight | 21 g | - | |
| Recommended Use | Computer | - |
| SOUND QUALITY | Lenovo ThinkPad In-Ear Headphones | Poly Voyager 4210-M |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | Balanced armature / dynamic | - | |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | Yes | - | Lenovo ThinkPad In-Ear Headphones are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Max Input Power | 5 mW | - | |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 96 dB | - | |
| Impedance | 10 Ohm | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Lenovo ThinkPad In-Ear Headphones | Poly Voyager 4210-M |
|---|
| Type | On-cable | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -42 dB | - | |
| Impedance | 2200 Ohm | - | |
| Signal-To-Noise Ratio | 60 dB | - |
| CABLE | Lenovo ThinkPad In-Ear Headphones | Poly Voyager 4210-M |
|---|
| Cable Type | Headset cable - 1.2 m | - |
|---|
| CONNECTIONS | Lenovo ThinkPad In-Ear Headphones | Poly Voyager 4210-M |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 4-pole) | USB (USB Type-C) |
|---|
| OTHERS | Lenovo ThinkPad In-Ear Headphones | Poly Voyager 4210-M |
|---|
| Included Accessories | Cord wrap, silicon sleeve | Charging stand, Bluetooth dongle | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Compliant Standards | EN55024, EN55022 Class B, CB | - | |
| Service & Support | Limited warranty - 1 year | - |
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