•Reverberation mode: Echo reverberation
•Bluetooth version:V5.0
•Receive sensitivity(TYP) :-85dB
•Signal-to-Noise Ratio:≥80dB
•Distortion:≤3%
•Speaker output :3W+3W
•Battery capacity:2000mA/3.7V
•Product size:238*46*46mm
•Gift box size: 255*80*75 MM
•Speaker Specification:40mm 4Ω/3W
•Frequency Response:100Hz-18KHz
•Charging Voltage:5V/1A
•Net weight :260g/370g
lPacking: 30pcs; 12.0kgs; 53X43X24.3 CM