Features:

100% Brand New And High Quality
Compatible with smartphone, various laptops above bluetooth v2.1 
Compatible with Windows/Android/iOS operation systems 
Wireless connection, since this speaker is bluetooth-enabled, it supports wireless connection and saves you from tangled wires. 
Support TF card maximumly up to 32G(TF not included)
360° surrounding stereo sound performance, integrated with super bass and high pitch 
Built in large battery of 600mAh, recharged by USB power 
Built in noise reduction handsfree microphone for clear and smooth communication 
With reset hole and charging indicator 

Specificaion: 
Bluetooth: 4.1 
Effective Distance: 10M 
Power-off memory: support (Memorize the volume and song) 
Audio Format: MP3 
TF Card: support 32GB(not included)
Work Voltage: DC 3.7V-4.2V 
Speaker: 
Speaker: Φ40
Power: 4Ω3W 
Response Frequency: 20Hz-20KHz
Battery: 
Play Time: about 8h
Standby Time: 72h 
Charging Time: about 2h 
Limited Charging Voltage: DC 5V 
Charging Current: DC 500MA 
Size: 83mm x 80mm x 34mm 
Color: Black | Gold | Silver | Rose Gold

Note:
Please allow slight 1-3cm difference due to manual measurement and a little color variation for different display setting


Package Includes: 
1 x Bluetooth speaker 
1 x Charging cable