| General Specifications |
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| Brand | OXA, |
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| Model | S520, |
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| Type | Wireless Earphone, |
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| General Use | Mobile Phone,Media Player/Tablet, |
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| Function | Bluetooth,With Microphone, |
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| Communication | Bluetooth, |
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| Connectors | USB, |
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| Memory Capacity | None, |
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| Material | Plastic, |
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| Color | Ivory,Gray,Black, |
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| Dimensions (cm) | 1.8x2.5, |
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| Weight (kg) | 0.04, |
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| Driver Type | Electromagnetic, |
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| Sound Channel | 1.0, |
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| Input Voltage (V) | 5, |
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| Wireless Specifications |
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| Bluetooth Version | V4.0, |
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| Transmitting Power | 2X16mw, |
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| Operating Range(M) | 10 M, |
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| Working Voltage(V) | 5 V, |
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| Standby Time(H) | 100 H, |
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| Talk Time(Hours) | 10 H, |
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| Charge Time(H) | 2 H, |
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