Technical Parameters - Flyron Technology FN-BC20 Mini Manual

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7). When a micro SD is inserted, the module always plays the audio files from the micro SD card.
8). Playback of the 'one-on-one' associated audio files are triggered by GND or negative pulse to any of the 20
input terminals.
9). Possible playback of 255 MP3 / WAV audio files per 20 'one-on-one' associated folders through negative
trigger.
10). Four select-able triggering modes are provided through a configuration file.
11). Supports audio output to an external amplifier through the 3.5mm audio jack.
12). Separate volume control for each sound channel (only for on-board amplifier).
13). Wide range for power input DC (9V-24V).
14). Industry-grade design and strong anti-jamming capability.
15). PCB size: 80mm x 60 mm x 12mm

1.3. Technical Parameters

Working voltage: DC 9V-24V

Rated output: 25W×2 (RL= 8 Ω d =1%)

 Noise Voltage: ≤50m V
 Frequency response: 200-18KHz
SNR: ≥ 90dB

2. Connections
K1 through K20 are representing Normally Open (N.O.) manual buttons. Please refer to the connection example
below.
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FN-BC20 Mini MP3 Sound Playback Board
2
E-mail: info@flyrontech.com