Features:
<br />1. Supports Bluetooth play and call function;
<br />2. Supports TF card music play.
<br />3. Supports MICRO USB data online upgraded function.
<br />4. Supports TF card data updated function.
<br />5. Supports low voltage tips for charging function.
<br />6. Supports FM radio function.
<br />7. Supports Bluetooth a key self-timer function.
<br />8. Supports Bluetooth anti-lost function.
<br />9. The long endurance for normal playing more than 12 hours.
<br />10. Built-in 400mAh high-capacity lithium-ion polymer battery.
<br />11. Supports digital display.
<br />12. Supports the clock, alarm clock function.
<br />Parameters:
<br />1. Product channel: Mono
<br />2. Frequency Response: 100Hz-15KHz
<br />3. Bluetooth Version: Bluetooth 3.0 + EDR
<br />4. Speaker Specifications:  36 6R 3W
<br />5. Battery Capacity: 400mAh (Battery is included)
<br />6. Input Current:   400MA
<br />7. Charging time: 400mA - 1hr
<br />8. Input voltage: 4.8V-5.2V
<br />9. Storage type: TF card
<br />10. Playing time: 4hr
<br />11. Product Weight: 78g
<br />12. Color: Rose gold, silver, Tyrant gold, blue, gray
<br />13. Material: Plastic
<br />14. Prompt language: English
<br />15. The effective distance:10 meters / 32.81 ft
<br />16. Size: 7 * 4.5 * 2.5 cm / 2.76 * 1.77 * 0.98 in 
<br />Packing list:
<br />1 * Data cable
<br />1 * Watch Bluetooth Speaker
<br />1 * English User Manual
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