A - 200 Watt stereo amplifier, mixer and MP3 player

B & C - Two 12V 12Ah Sealed Lead Acid batteries mounted in front panniers.

D - One 12V 12Ah Seal Lead Acid battery. Three batteries in parallel giving 36Ah.

E - Four 6x9" speakers, each 250W peak, two per channel.

Total weight of bike about 50 Kilo.