15: How can I connect BT20A to TV?
• Because the BT20A has an RCA input, it can be connected to
a TV.
16: Can BT20A accept signal from a Bluetooth
microphone?
• If your Bluetooth microphone is a Bluetooth transmitter, then yes.
This amplifier is the Bluetooth receiver amplifier.
17: Why the sound cut in and cut out?
• Try to reduce the sound of the sound source.
• Try to change the audio source to test.
• Reduce the volume of the treble and bass knob on the BT20A.
• Ensure that the positive and negative poles of the speaker output
do not touch together. Some relatively large banana plugs are
easy to touch together and cause a short circuit.
18: What is the difference between BT20A and BT10A?
• Fosi Audio BT20A has 100 Watts*2 MAX power output, the
Fosi Audio BT10A has 50 Watts*2 MAX power output.
19: Can I take the BT20A to other countries?
• Yes, the wide voltage AC 110-240V for power input can be used in
any country. You only need to match the power cord adapter of
the corresponding country.
Any problems please leave a message to the customer
support email address: