In depth comparison and review of Bang & Olufsen Beoplay E4 and Poly SupraPlus SDS 1031-15. 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 | Bang & Olufsen Beoplay E4 | Poly SupraPlus SDS 1031-15 |
|---|
| Product Type | Earphones - wired - 3.5 mm jack | Headset | |
|---|---|---|---|
| Weight | 50 g | - | |
| Colour | Black | - | |
| Body Material | Stainless steel, rubber, polymer | - | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Bang & Olufsen Beoplay E4 | Poly SupraPlus SDS 1031-15 |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wired | - | |
| Active Noise Cancelling | Yes | - | Bang & Olufsen Beoplay E4 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 16000 Hz | - | |
| Diaphragm | 10.8 mm | - |
| MICROPHONE | Bang & Olufsen Beoplay E4 | Poly SupraPlus SDS 1031-15 |
|---|
| Type | On-cable | - |
|---|
| REMOTE CONTROL | Bang & Olufsen Beoplay E4 | Poly SupraPlus SDS 1031-15 |
|---|
| Controls | - | Push to Talk (PTT) |
|---|
| CABLE | Bang & Olufsen Beoplay E4 | Poly SupraPlus SDS 1031-15 |
|---|
| Cable Type | Headphones cable - 1.3 m | Quick Disconnect to LEMO FFP.2S.310 cable | |
|---|---|---|---|
| Cable Length | 1.3 m | - |
| BATTERY AND CHARGING | Bang & Olufsen Beoplay E4 | Poly SupraPlus SDS 1031-15 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 350 mAh | - | |
| Battery Life | 20 hours | - | |
| Charging Time | 2.5 hours | - |
| CONNECTIONS | Bang & Olufsen Beoplay E4 | Poly SupraPlus SDS 1031-15 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | Bang & Olufsen Beoplay E4 | Poly SupraPlus SDS 1031-15 |
|---|
| Included Accessories | Carrying pouch, airplane adapter, USB charging cable, 4 pairs of silicone ear tips (extra small, small, medium, large), Comply T200 ear tips | - | |
|---|---|---|---|
| TAA Compliant | - | Yes |
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