Portable Waterproof  Speaker                    

• Materials: ABS plastic                                                            
• Functions:   Bluetooth/IP67 
• Waterproof Bluetooth Version：V5.0
• Frequency: 2.402-2.480GHz
• MAX Power output:5*2W 
• MIC Sensitivity: -32db 
• Receive Sensitivity: Better than +82dBm.
• Range: 10meters 
• Data Transmission: Up to 3Mbps
• UART Data Transmission Rate:115200bps
• Charing Voltage : 4.8V –5.2V DC
• Working Voltage: 3.7V –4.2V DC
• Working Current: 200MA
• Quiescent Current: >1UA
• Battery : 2200MAH                                                                    
• Product Size :170*70MM