SPEAKERS
Output: 4W, frequency: 80Hz~12000Hz
Bluetooth 4.0 function
Wireless transmission distance: <8m
Support MP3/WMA/WAV formats
Working time: 7~8 hours (musical mode)
Battery: 550mA/3.7V
Trumpet size: SD40-22 4Ω, 4W, 40 x 19mm
TF card/Audio input/DC power input


Output power 4W, frequency: 80Hz~12000Hz
Bluetooth 4.0 function
Wireless transmission distance: <8m
Support MP3/WMA/WAV formats
Working time: 7~8 hours (musical mode)
Battery: 700mA/3.7V
Trumpet size: SD40-22 4Ω, 4W, 40*19mm
TF card/Audio input/DC power input.
SPEAKERS
Output: 4W, frequency: 80Hz~12000Hz
Bluetooth 4.0 function
Wireless transmission distance: <8m
Support MP3/WMA/WAV formats
Working time: 7~8 hours (musical mode)
Battery: 550mA/3.7V
Trumpet size: SD40-22 4Ω, 4W, 40 x 19mm
TF card/Audio input/DC power input


Output power 4W, frequency: 80Hz~12000Hz
Bluetooth 4.0 function
Wireless transmission distance: <8m
Support MP3/WMA/WAV formats
Working time: 7~8 hours (musical mode)
Battery: 700mA/3.7V
Trumpet size: SD40-22 4Ω, 4W, 40*19mm
TF card/Audio input/DC power input.