Side by side comparison and review of Soundcore Liberty Air 2 Pro and Poly SupraPlus SDS 1031-15. 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 | Soundcore Liberty Air 2 Pro | Poly SupraPlus SDS 1031-15 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Headset | |
|---|---|---|---|
| Height | 3 cm | - | |
| Width | 6.2 cm | - | |
| Depth | 5.97 cm | - | |
| Weight | 61 g | - | |
| Colour | Titanium white | Onyx black | - | |
| Protection | Sweat-resistant, IPX4 | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Soundcore Liberty Air 2 Pro | Poly SupraPlus SDS 1031-15 |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | - | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC | - | |
| Active Noise Cancelling | Yes | - | Soundcore Liberty Air 2 Pro are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Targeted Active Noise Cancellation | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 11 mm | - | |
| Features | PureNote drivers | - |
| MICROPHONE | Soundcore Liberty Air 2 Pro | Poly SupraPlus SDS 1031-15 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Noise Cancelling | Yes | - | Soundcore Liberty Air 2 Pro microphone can cancel out ambient noise. |
| Microphones Included | 6 | - |
| REMOTE CONTROL | Soundcore Liberty Air 2 Pro | Poly SupraPlus SDS 1031-15 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track, tap control | Push to Talk (PTT) |
|---|
| CABLE | Soundcore Liberty Air 2 Pro | Poly SupraPlus SDS 1031-15 |
|---|
| Cable Type | USB-C charge cable - detachable - 60 cm | Quick Disconnect to LEMO FFP.2S.310 cable |
|---|
| FEATURES | Soundcore Liberty Air 2 Pro | Poly SupraPlus SDS 1031-15 |
|---|
| Features | HearID Technology, wear detection | - |
|---|
| BATTERY AND CHARGING | Soundcore Liberty Air 2 Pro | Poly SupraPlus SDS 1031-15 |
|---|
| Battery Type | Headphone battery rechargeable - wireless charging | - | |
|---|---|---|---|
| Battery Capacity | 55 mAh | - | |
| Battery Life | 7 hour(s) | - | |
| Battery Life Details | Continuous playback: up to 7 hours Continuous playback (active noise-cancelling on): up to 6 hours Continuous playback (with included charging case): up to 26 hours Continuous playback (active noise-cancelling on) (with included charging case): up to 21 hours |
- | |
| Wireless Charging Standards | Qi | - | |
| Charging Time | 2 hour(s) | - |
| OTHERS | Soundcore Liberty Air 2 Pro | Poly SupraPlus SDS 1031-15 |
|---|
| Included Accessories | 9 pairs of ear tips, charging case (500 mAh) | - | |
|---|---|---|---|
| Compliant Standards | IPX4 | - | |
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 18 months | - |
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