Bluetooth Speaker

1. Two pieces of 40MM 3W drivers deliver massive and rich sound
2. Large speaker cavity inside for excellent sound effect
3. Passive subwoofer inside delivers outstanding bass                                                                                                                                                                                                                                                                                              4. Built-in microphone for hands-free phone call

Signal noise ratio：≥70db
Frequency：100Hz-20KHZ
Power：3W*2
Battery：li-ion
Material:plastic
Size:228*80*80mm
Color:black.red.blue