7.1 Multichannel system 

SAM3VC                      2     VERTICAL ARRAY SPEAKER, HORN LOADED + SUPER TWEETER
SAM3HC                     1      HORIZONTAL ARRAY SPEAKER, HORN LOADED + SUPER TWEETER
PS1400BLK/230        2     14" LEFT SUBWOOFER, VIDEO SHIELDED
S4Ai                              4      DIPOLE AMBIENT SURROUND SPEAKERS
SDP-5                           1      DIGITAL SURROUND PROCESSOR
SDEC3000                   1    12 x 20 CHANNEL EQUALIZER
S3000IC                       1     SYSTEM INTERCONNECT PACKAGE
S7150/230                   1     SEVEN CHANNEL AMPLIFIERS 150W PER CHANNEL
S4RFB or S4PCB      4     PRE CONSTRUCTION OR RETRO FIT BRACKET FOR S4AI