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Fosi Audio BL20C is a powerful Bluetooth 5.0 HiFi stereo 2.1 channel amplifier with AUX/Bluetooth/U-disk inputs and Treble and Bass control to meet more your needs. It supports MP3/WMA/APE/FLAC/WAV music formats, suitable for most home passive speakers. Adopting classic TDA7498E chip to get clear sound without any audible noise even at high output.
Input mode: | AUX/Bluetooth/U-disk |
output mode: | Active subwoofer + Passive Speakers |
Input priority: | U-disk>Bluetooth = AUX |
SNR: | ≥98dB |
THD: | ≤0.05% |
Frequency response: | 20Hz-20kHz(±3dB) |
Working voltage: | 19-35V |
Speaker impedance: | 4-8Ω |
U-disk: | USB 2.0, compatible with USB 3.0 |
U-disk capacity: | Up to 32GB, no more than 100MB per file |
Support format: | MP3/WMA/APE/ FLAC/WAV |
Max output power: | 160 watt x 2 @4 ohm |
Fosi Audio BL20C Amplifier *1
AC Power Cord *1
24V/4.5A Power Supply *1
Bluetooth antenna *1
User Manual *1
Prepare 1: BL20C, 24V power supply, passive speaker, active subwoofer, speaker wires or banana plugs, RCA cable;
Prepare 2: Make sure the volume is at a minimum.
Prepare 3: Connect passive speaker via the speaker wires or banana plugs, and connect active subwoofer via 3.5mm AUX cable, please pay attention to distinguish between positive and negative polarity.
Prepare 4: Make sure the power switch is on the “OFF” position.
Prepare 5: Connect the power supply and turn it on, the power indicator shows red light.
① Release the horn terminals block terminals;
② Insert the two ends of the speaker wire into the amplifier and speaker terminal holes;
③ Tighten the horn terminals;
① Release the banana jacket;
② Loosen the screw;
③ Insert the speaker cable and tighten the screw;
④ Tighten the banana plug;
⑤ Insert the banana plug into the horn terminals of the speaker and amplifier.
Prepare your Bluetooth device (take a phone as an example)).
Step 1: Install the Bluetooth antenna.
Step 2: Switch the input mode to “BT/USB” position, the “BT/USB” indicator will be blue.
Step 3: Turn on Bluetooth on your phone and connect “BT HIFI AUDIO”.
Step 4: Open the audio application, play and enjoy!
Prepare: audio source (take a TV as an example), an RCA cable.
Step 1: Switch the input mode to the “AUX” position, the power indicator will be red;
Step 2: Connect your TV to the “Audio Input” via RCA cable;
Step 3: Open your TV, play and enjoy!
Prepare: one U-disk
Step 1: Switch the input channel to the “BT/USB” position, the “BT/USB” indicator shows the blue light.
Step 2: Insert the U-Disk into the “USB” port on the front panel, and the BL20C will automatically detect the music format of the U-Disk.
Step 3: Short press the “PREV”, “NEXT” or “P/M” buttons on the front panel of BL20C to select or pause your songs.
Our website: www.fosiaudio.com
Amazon store: www.amazon.com/fosiaudio
Our Youtube channel: Fosi Audio
Our Facebook page: Fosi Audio
WhatsApp: +8613716612254
Call us: +49 33389171782
After-sale Service and Technical Support Email: support@fosiaudio.com
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