Specification:

-Chipset: CSR chip;?

-Bluetooth version: V3.0+EDR Class 2;?

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-chipset :csr

-Effective range: 10m;?

-Talking time:10 hours;?

-Charging time:3 hours;?

-Standby time:250 hours;?

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Package Included:

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1*Mini 503 Bluetooth Headset

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1*USB Charger

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1*User Guide

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