Trickfish Amplification Internal Preamp (IPA)

Prewired EQ Pots
Active/Passive Toggle Switch
Output Jack
2 Battery Connectors
Treble: +/- 15dB at 6kHz or 10kHz
Lo Mid: +/-12dB at 330Hz or 473Hz
Bass: +/- 12dB at 46Hz or 90Hz
 
每支Bass配置不同，需要不一樣組合，購買前請先⼀⼁⼁⼀⼀⼀