Package Includes: (2) Rockville BPA10 10 Professional Powered Active 400w DJ PA Speaker w Bluetooth (1) Rockville DP Mount For (2) 8 10 or 12 PA Speaker Cabinets to One Stand / Pole (1) Rockville RSP36 36 Mounting Pole from Subwoofer to Speaker Heavy Duty Steel (1) Rockville RBG12S Bass Gig 12 1400 Watt Active Powered PA Subwoofer DJ/Pro Videos of BPA10: Features: Rockville BPA10 10 400 Watt Active DJ/PA Speaker With Built In Bluetooth 400 Watts Peak/200 Watts Program/100 Watts RMS High power long-throw 10 woofer with 1.5 KSV voice coil provides incredibly deep bass and acoustic power Frequency Response: 20Hz-20KHz Maximum SPL @1w/1m: 102dB peak / 100dB continuous Bluetooth signal input. Now you can input any audio signal from your Bluetooth enabled music player or phone. No cables necessary! Bluetooth range is 32 feet. USB/SD digital MP3 music player. Input audio signals special effects anypreprogrammed audio file and amplify it through your system Video of DP MOUNT: Features: Rockville DP Mount For (2) 8 10 or 12 PA Speaker Cabinets to One Stand / Pole Safely and conveniently mount two speaker cabinets to one speaker stand or one subwoofer pole Holds two 12” or 10 or 8 PA speaker cabinets with standard 35MM 1 3/8 pole mount Sturdy steel construction Detachable rubber ring on each pole to accommodate holes that are slightly bigger Distance between 2 poles: 19.7 inches Support Arm Length: 28 inches Features of RSP36: Rockville RSP36 36“ Mounting Pole from Subwoofer to PA Speaker 200 Lb Load Capacity 36 Mounting Pole Pole diameter: 1.38 inches (35mm) Video of RBG12S: