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- Sennheiser CX 280 Wired Earphones vs Sony MDR RF4000K Wireless Headphones
Sennheiser CX 280 Wired Earphones vs Sony MDR-RF4000K Wireless Headphones comparison
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| key specs | ||||
| Colour | Black | Black | ||
| Headphone Type | In-Ear | Over-Ear | ||
| Microphone | Yes | No | ||
| Connectivity | Wired | Wireless | ||
| Type | Earphones | Headphones | ||
| general | ||||
| Brand | Sennheiser | Sony | ||
| Model | CX 280 Wired Earphones | MDR-RF4000K Wireless Headphones | ||
| Release date | March 16, 2016 | February 11, 2010 | ||
| Colour | Black | Black | ||
| Type | Earphones | Headphones | ||
| Headphone Type | In-Ear | Over-Ear | ||
| Connectivity | Wired | Wireless | ||
| Model Number | CX 280 | MDR-RF4000K | ||
| product details | ||||
| Microphone | Yes | No | ||
| Cord Length (Metres) | 1.2 | - | ||
| Connector Size | 3.5mm | 3.5mm | ||
| Weight (g) | 12.00 | 300.50 | ||
| Foldable | - | Yes | ||
| sound features | ||||
| Impedance (Ohms) | 16 | - | ||
| Sensitivity (dB) | 120 | - | ||
| Frequency Response Range | 19Hz-20,500Hz | - | ||
| connectivity features | ||||
| Bluetooth | No | Yes | ||
| battery features | ||||
| Battery Life (Hrs) | - | 8 | ||
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