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Thank you for choosing to use BP40 battery powered guitar amplifier,
After years of sound tests and explorations, Coolmusic engineers and
musicians finally developed the characteristics and advantages BP40 .
So we ensure that the amp will send out most beautiful voice for a variety
of keyboards, acoustic guitar, microphone and other musical instruments.
Volume, bass and treble can be adjusted quickly and rechargeable
lithium-ion batteries are built into this amp, which give it 5-10 hour of
playing time. The handy USB port also allows you to charge your devices
when you’re on the go. Maintained for 5-10 hour of working state after
every charging.
WELCOME!
Built-in MP3, Bluetooth and Record
Light weight and small size
Amazing sound and great look
Pretty versatile and capable
