Packaging included:
<br />1. Speaker  1 pc
<br />2. User manual    1 pc
<br />3. USB charging cable  1 pc
<br />4. Audio cable   1 pc
<br />
<br />Function:
<br />Suitable for all phones and tablets with bluetooth. Etc
<br />English voice prompts system
<br />Bluetooth pairing, no need to enter a password, automatic connection
<br />Bluetooth wireless support lossless music.
<br />Low power construction, the use of class D digital amplifier chip
<br />Long battery life, up to more than about 20 hours of continuous play
<br />Built-in double bass system, configure a pair of full-range speakers, the bass sound more shocking
<br />Built-in microphone, support incoming and outgoing calls
<br />Insert TF card support MP3 player
<br /> 
<br />Technical specifications:
<br />Receiving distance: 10 meters
<br />Rated power: 10W*2
<br />Max Playing time: about 20 hours or more( 50% volume test, not the max. volume).
<br />Lithium battery capacity:3.7V, 4000mah , rechargeable
<br />Charging time: about 6 hours
<br />Voice prompts: support
<br />Charging indication: support
<br />Low voltage tips: support