Amazon.co.jp: Sound Storm EV4 X 1000 Evolution 1000 – Watt Full Range, Class A/B 2 to 8 Ohm Stable 4 Channel Amplifier with Remote Subwoofer Level Control by Sound Storm Laboratories : Automotive
Goldwood Sound, Inc. 70W 8 Ohm Shielded 4 and Quot Speaker : Amazon.in: Electronics