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Table of Contents
Related Manuals for Fosi Audio BL20A
Summary of Contents for Fosi Audio BL20A
- Page 1 BL20A Bluetooth Power Amplifier User’s Manual...
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Page 2: Product Specifications
Product Specifications • Fosi Audio BL20A is a powerful Bluetooth 5.0 HiFi stereo amplifier with AUX pre-output, which can be used as a pre-amplifier. Design Treble & Bass control and remote control to meet your more needs. • The BL20A supports AUX/U-Disk/Bluetooth input, suitable for most home passive speakers. -
Page 3: Product Overview
Mode Switch/ Volume Control) Note: Multi- function Knob: Long press to power on/off; Short press to switch mode; Turn left to decrease the volume; Turn right to increase the volume. BL20A BLUETOOTH POWER AMPLIFIER MODE Red:AUX/USB Blue:BT /VOL - Bass + - Treble + 7: 3.5MM AUX Input... -
Page 4: Remote Control
SPEAKERS Bluetooth DC 12V-24V PRE-OUT INPUT OUTPUT Remote Control Infrared remote control working distance: ≤15 m V– B– MODE H–... - Page 5 Short press: Volume down V– Short press: Volume up Short press to switch mode (AUX/U-Disk/Bluetooth) MODE Note: U-Disk must be inserted into the BL20A, skip it if not. Short press: Treble up Short press: Treble down H– Short press: Bass up Short press: Bass down B–...
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Page 6: Package Contents
• Use speaker’s wire to connect the speaker’s output to your passive speakers. • Or use 3.5MM audio cable to connect the 3.5MM AUX pre-out of BL20A to your amplifier, then use speaker’s wire to connect the amplifier with your passive speakers. - Page 7 Connect the power adapter to BL20A and the socket. Long press the Multi-function Knob(Power Switch/Mode Switch/Volume Control) to power on the BL20A. Then the input mode indicator light of BL20A stays red after power is on. Note1: Please make sure the LED light on the power adapter stays on.
- Page 9 BL20A. • U-Disk input play mode: Try to use other U-Disks, and make sure the audio format is compatible with the BL20A. (BL20A supports MP3/WMA/APE/ FLAC/WAV audio format). Make sure that the U-Disk capacity does not exceed 32GB and can be used normally.
- Page 10 • If the input indicator light is on, please check if the volume knob is at the minimum state, if it is, please turn up the volume. • Make sure that the BL20A is in the play mode you want. Note: Bluetooth input mode (The input mode indicator light will stay on blue.)
- Page 11 3. My Bluetooth device can’t pair with the BL20A? • Make sure that the BL20A is powered on and the LED light on the power adapter stays on. • Make sure that the BL20A is not paired with another device.
- Page 12 • Make sure that the U-Disk capacity does not exceed 32GB and can work normally. • Make sure that the BL20A is in the U-Disk play mode. 7. U-Disk play rustling? • Song format problem. WAV contains DTS multi-channel, the BL20A supports stereo but does not support multi-channel, you can convert DTS to stereo.
- Page 13 • Yes. There is a PRE-OUT interface on the rear panel, which can be used as a preamplifier. 10. Do I have to connect all the outputs of BL20A? Can I only connect 2 speakers? Or just use it as a preamp? •...
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Page 14: Warranty Information
Great sound, simple but elegant designs, high-quality materials, and truly useful features are what Fosi Audio is about. We sincerely hope you get as much enjoyment from our products as we’ve had to create...