| General Specifications |
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| Brand | NT, |
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| Model | O1, |
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| Type | Earbuds (In Ear), |
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| General Use | Mobile Phone,Media Player/Tablet,Computer, |
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| Function | Sports,Volume Control,With Microphone,Bluetooth,Noise-Cancelling, |
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| Communication | Bluetooth, |
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| Connectors | USB, |
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| Memory Capacity | None, |
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| Material | Rubber,Plastic,Metal, |
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| Color | Black,Red, |
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| Weight (kg) | 0.011, |
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| Speaker Diameter | 8mm, |
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| Speaker Sensitivity(dB) | 103±3dB, |
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| Speaker Impendance | 32Ω, |
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| Speaker Frequency Response | 20hz-20khz, |
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| Cable Length(cm) | 60cm, |
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| Microphone Unit | 4mmX1.5mm, |
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| Microphone S.P.L. | 54±2dB/1.0W/0.1M, |
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| Microphone Impedance(Kohm) | 2000Ω, |
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| Microphone Frequency Response | 20hz-20000hz, |
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| Max. Input Power | 1500mw, |
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| Driver Type | Moving coil, |
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| Sound Channel | 2.1, |
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| Input Voltage (V) | 3.7, |
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| Wireless Specifications |
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| Bluetooth Version | V4.0, |
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| Frequency | 2.4GHz-2.48Hz, |
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| Operating Range(M) | 10M, |
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| Working Voltage(V) | 3.0V-4.2V, |
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| Standby Time(H) | 100 H, |
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| Talk Time(Hours) | 4, |
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