Subwoofer rechargeable battery super bass Bluetooth speaker mini and portable

• Bluetooth Version 5.0
• Loudspeaker 40MM, 4Ω, 3W
• Battery Capacity 450mAh
• THD 10%
• Frequency Response 60Hz-18KHz
• Charging time About 2hrs
• Play time 3-4hrs
• Net Weight 240g
• Gross Weight 365g
• Certification CE / FCC / RoHS
• Bluetooth connection play music
• Line in with computer, iPhone, Android, MP3, MP4 etc.
• Reading micro SD card
• Hand-free for call
• FM radio from 87.5 to 108MHz
• Earphone mode connection