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Bluetooth 2.1 + EDR compliant, enable you to take advantage of the near-field communications (NFC) functionality
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Delivering maximum audio performance in even the noisiest of environments by applying latest CVC echo/noise cancellation technology |
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Dual microphones for pure speech |
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Multi-point supports, can connect to more than two cell phones at the same time |
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BH19 Bluetooth headset whose main used material is metal, it is extremely thin - 5.6 mm thickness and very light; its weight doesn't exceed 6 grams. |
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the Duo Stereo (mono and stereo headset) |
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Bluetooth specification: 2.1+EDR class 2 |
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Supports A2DP and AVRCP |
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Supports Bluetooth headset and handsfree profile （HFP 1.5） |
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RF frequency range: 2.4 to 2.480GHz, 2.4GHz ISM band |
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Radio performance: receive sensitivity of -90dBm, TX power maximum 4dBm |
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Very high signal to noise ratio (SNR): 95dB |
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Total harmonic distortion (THD): 0.1% |
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3 button design: MFB, vol+, and vol- |
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LED indicator status: blue and red |
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Rechargeable battery: 60mAh Li-polymer |
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Micro 5-pin USB charging port |
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Nominal charging time: maximum 1.5 hours |
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Talk time: up to 4.5 hours |
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Standby time: up to 90 hours |
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Operating temperature: -10 - 50℃ |
| Storage temperature: -20 - 80℃ |
