Razer DeathAdder V2 X Hyperspeed: Award-Winning Ergonomic Design - Ultra-Fast Hyperspeed Wireless Ergonomic Gaming Mouse - 235hr Battery Life - RZ01-04130100-R3A1, Black Audio TP-Link 300Mbps Wi-Fi USB Adapter

TP-Link 300Mbps Wi-Fi USB Adapter (TL-WN823N) has 300Mbps wireless speed ideal for smooth HD video

deviation: ± 0

Grandstream GRP2603 3-line model with 3 lines

Hikvision 4 Port Gigabit Unmanaged POE Switch DS-3E0505HP-E with 3 × gigabit PoE ports

265 DVR DS-7332HUHI-K4 with 32 channels and 4 HDDs 1

Razer DeathAdder V2 X Hyperspeed: Award-Winning Ergonomic Design - Ultra-Fast Hyperspeed Wireless Ergonomic Gaming Mouse - 235hr Battery Life - RZ01-04130100-R3A1, Black Audio TP-Link 300Mbps Wi-Fi USB AdapterRazer DeathAdder V2 X Hyperspeed: Award Winning Ergonomic Design Ultra Fast Hyperspeed Wireless Ergonomic Gaming Mouse 235hr Battery Life RZ01 04130100 R3A1, Black Award Winning Ergonomic Design: Trusted by over 13 million fans worldwide, the DeathAdders iconic shape has provided wins for countless pros more than any other mouseincluding the three time League of Legends world champ, Faker