Fyi, lihat product ini di Internet, guna nggak yah product ini?

dari websitenya:

key features:
High Power
Quick Response
Fast Recharge
Wide Operating Temperature
Stabilizing Voltage
Voltage Displace

• SecureSound F600 is powered by Bolder Technologies’ patented
Thin Metal Film (TMF®) technology.
• Produced with an advanced mechanical construction, tightly packed
ultra thin plates to provide the ultra low internal resistance, which
offers staggering high current output capability and superior fast
recharge rate.
• The most powerful compact and reliable car audio power-pack ever
produced specially for car audio enthusiast, one of the best match
for stiffening capacitors.
• Fast response to audio peak power demand, improve vehicle’s
voltage stability, and hence, better sound quality