Omnitronic BOB Set 1 x BOB-10A Subwoofer Active White + 2 x BOB-4 Top 16 Ohm White : Amazon.de: Musical Instruments & DJ
Belfin 3.5 inch Speaker 16 ohm 8 watt for Car Box, Bluetooth Box, Home Theater Box & use Other Small Box : Amazon.in: Electronics
Amazon.com: Home Audio Power Amplifier System 2X40W Mini Dual Channel Sound Stereo Receiver Box w/ LED For Amplified Speakers, CD Player, Theater via 3.5mm RCA for Studio, Home Use Pyle PCA2 Black :