... , switching power amplifier, transformer amplifier, mainly designed for live performance, stadium, outdoor use, fixed installation.ZSOUND Pro audio TCD-4 outdoor power distribution box System ... : 4×LA110+4×LA110S, 8×LA110.8×LA115, CM Series, M Series,S118H,S218HDETIALED PRODUCT PICTURES 1 PCS +PERFORMANCE PHOTO 1-2 ...