Model No.: KZB68
BT Speaker with RGB Light
Output power (RMS):5W  
BT version:5.3  Material:ABS
Driver size :52mm x 1 
Speaker impedance:3Ω     
Frequency response:120HZ-18KHZ 
Sensitivity: ≥85dB
Wireless connection range:10M
Microphone response :50hz-3Khz
Microphone sensitivity:-38dB
Input voltage :5V-500mA
Max supported USB/MSD memory size:32GB
Supported audio formats:MP3
Battery capacity is 1200mah
Charging time:>2h   
Playback time:8 H (50% volume)
Bluetooth music playback
Hands Free call
Support TF card
Aux line-in
USB flash disk jack
FM radio model