86-20-36456764
No. 32-2, Zhushui 1st Road, Jianggao Town, Baiyun District, Guangzhou, Guangdong, China (Mainland)
factory sell high end car audio equalizer amplifier with 7band adjustable, US $ 11.00 - 11.00 / Piece, 100 - 200w, 91 - 100dB, 20Hz-20KHz.Source from Guangzhou Shengxin Electronics Co., Ltd. on Waimaotong.com.