Wireless Bluetooth speaker with hands free and FM radio  (NEW arrival)
Omnidirectional Microphone 
USB 5V Ac power supply
Power: 3W
50mm NdFeB ferrite extra strength speaker unit
3.5mm audio input jack
3.7V 600Amh rechargeable polymer lithium battery
Up to 10 meters (33 feet) working distance
Version of Bluetooth: 2.1+EDR
Bluetooth profile：HPF V1.5，HSP V1.2，A2DP V1.2，AVRCP
Time of playing music: Up to 20 hours, it depends on volume and music type
Charging time: About 2 to 3 hours.
Stored temperature: -10°C to 55°C
Weight: 245G
Accessories: User manual, Warranty card, USB data line, Audio cable