Side by side comparison and review of EPOS I SENNHEISER GTW 270 Hybrid 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 | EPOS I SENNHEISER GTW 270 Hybrid | Poly SupraPlus SDS 1031-15 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Headset | |
|---|---|---|---|
| Height | 2.4 cm | - | |
| Width | 2.4 cm | - | |
| Depth | 2.3 cm | - | |
| Colour | Grey, black, silver | - | |
| Protection | IPX5, water-resistant | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 15 m | - |
| SOUND QUALITY | EPOS I SENNHEISER GTW 270 Hybrid | Poly SupraPlus SDS 1031-15 |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | - | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.1 | - | |
| Bluetooth Audio Codec | aptX | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | 2% | - | |
| Max Sound Pressure | 100 dB | - |
| MICROPHONE | EPOS I SENNHEISER GTW 270 Hybrid | Poly SupraPlus SDS 1031-15 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 7500 Hz | - | |
| Sensitivity | -20 dBV/Pascal | - |
| REMOTE CONTROL | EPOS I SENNHEISER GTW 270 Hybrid | Poly SupraPlus SDS 1031-15 |
|---|
| Controls | Answer/end, play/pause, next/previous track | Push to Talk (PTT) |
|---|
| CABLE | EPOS I SENNHEISER GTW 270 Hybrid | Poly SupraPlus SDS 1031-15 |
|---|
| Cable Type | USB-C charge cable | Quick Disconnect to LEMO FFP.2S.310 cable |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER GTW 270 Hybrid | Poly SupraPlus SDS 1031-15 |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 5 hour(s) | - | |
| Battery Life Details | Continuous playback: up to 5 hours Continuous playback (with included charging case): up to 20 hours |
- | |
| Charging Time | 1.5 hour(s) | - |
| OTHERS | EPOS I SENNHEISER GTW 270 Hybrid | Poly SupraPlus SDS 1031-15 |
|---|
| Included Accessories | USB dongle, charging case, USB-C to USB-A cable, silicone ear tip | - | |
|---|---|---|---|
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 2 years | - |
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