Synology DiskStation - SYN-RS818RP+ (4 / 8 Bay Desktop NAS) F-1300BTWP.Wide-dispersion Speaker System WH-4000H.TOA Headset Microphone TL-SF1005P. TPlink 5-Port 10/100Mbps Desktop PoE Switch with 4-Port SP-131.Speaker Mount Bracket DS-7716NI-E4.16CH EMBEDDED NETWORK VIDEO RECORDER SC-KP.Supa Climax Remote Touch Keypad SHT-5280 YR-770-10M.TOA Extension Cord Cisco SF250-48HP 48-Port 10/100 PoE Smart Switch FD8179-H. Vivotek Fixed Dome Network Camera SCO-2080 Cisco SG200-08 8-Port Gigabit Smart Switch SCP-3370TH H-1.TOA 2-Way Flush-Mount Speaker System EM-360.TOA Tie Clip Microphone Cisco SG300-10 10-Port Gigabit Managed Switch Ruijie RG-RSR10-02E Router CAR PARK SYSTEM PW-1230DB.Plane Wave Speaker DS-2CE12D0T-PIRL.2 MP PIR Bullet Camera IR-300M.Infrared Wireless Microphone