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- Sony MDR EX31BN Wireless Headset vs Sony MDR7509HD Wireless Headphones
Sony MDR-EX31BN Wireless Headset vs Sony MDR7509HD Wireless Headphone comparison
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| key specs | ||||
| Colour | Black | Black | ||
| Headphone Type | In-Ear | Over-Ear | ||
| Microphone | Yes | No | ||
| Connectivity | Wireless | Wireless | ||
| Type | Headset | Headphones | ||
| general | ||||
| Brand | Sony | Sony | ||
| Model | MDR-EX31BN Wireless Headset | MDR7509HD Wireless Headphones | ||
| Release date | January 1, 2017 | October 2, 2001 | ||
| Colour | Black | Black | ||
| Type | Headset | Headphones | ||
| Headphone Type | In-Ear | Over-Ear | ||
| Connectivity | Wireless | Wireless | ||
| Model Number | MDR-EX31BN | MDR7509HD | ||
| product details | ||||
| Microphone | Yes | No | ||
| Cord Length (Metres) | 0.4 | - | ||
| Driver Size (mm) | 13.5 | - | ||
| Connector Size | 3.5mm | 3.5mm | ||
| Weight (g) | 34.00 | - | ||
| Foldable | - | Yes | ||
| sound features | ||||
| Impedance (Ohms) | 16 | 24 | ||
| Sensitivity (dB) | 105 | 107 | ||
| Frequency Response Range | 20Hz-20,000Hz | 5Hz-80,000Hz | ||
| connectivity features | ||||
| Bluetooth | Yes | Yes | ||
| Bluetooth range (Metres) | 10 | - | ||
| battery features | ||||
| Charging Time (Hrs) | 2.5 | - | ||
| Battery Life (Hrs) | 10 | - | ||
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