Hikvision DS-2CD1321G2-LIU 2MP Smart Hybrid Light Turret Network Camera, Support Human Detection, Smart Hybrid Light, Up to 20m Supplement Light Range, Built-in Microphone, 1/2.9" Progressive Scan CMOS, 25 fps (1920 × 1080, 1280 × 720), Digital WDR, SNR ≥ 52 dB, BLC, HLC, 3D DNR, Water and dust resistant (IP67).

Bosch LC1-UM12E8 12W Ceiling loudspeaker, integrated circular metal grille, 6-inch coax (two-way system) driver, without flush ceiling-mounting accessory, EN54-24 certified, white RAL 9010.

Bosch LC1-CMR Mounting ring for LC1, Color: White, Material: Plastic, Operating temperature (°C): -25 – 55 °C, Weight (g)	210 G.

Bosch LC1-CBB Back box for LC1 speaker, Protects rear of the loudspeaker from dust and dripping water, Makes unit vermin proof, Prevents sound traveling via ceiling cavity to adjacent areas, EN54-24 certified.

Bosch LC1-MMSB Mounting support bracket for LC1, Easy to install, Steel.

ITC TI-350Z 350W Six Zone Mixer Digital Power Amplifier With Audio Source, Output terminal: 4-16Ω, 100V, Frequency response: 50~16KHz (+1dB,-3dB), 1 EMC Input, 2 AUX Inputs, 4 MIC inputs, SNR: (MIC 1, 2, 3: 66dB, AUX1, 2: 80dB), Mixer power amplifier with MP3/TUNER/Bluetooth, Independent Volume Adjustment: 6, Channel Crosstalk Attenuation: ≥50dB, ~220-240V /50Hz.

ITC TI-500Z 500W Six Zone Mixer Digital Power Amplifier With Audio Source, Output terminal: 4-16Ω, 100V, Frequency response: 50~16KHz (+1dB,-3dB), 1 EMC Input, 2 AUX Inputs, 4 MIC inputs, SNR: (MIC 1, 2, 3: 66dB, AUX1, 2: 80dB), Mixer power amplifier with MP3/TUNER/Bluetooth, Independent Volume Adjustment: 6, Channel Crosstalk Attenuation: ≥50dB, ~220-240V /50Hz.

ITC T-775W 5" + 1.5" Two Way 30W Wall Mount Speaker, Power taps @100V: 30W, Power taps @70V: 15W, SPL(1W/1M): 91dB±3dB, Frequency response (-10dB): 130-18KHz, 243 x 185 x 186mm.

ITC T-774W 4"+1.5" Two way 15W Wall Mount Speaker, Power taps @100V: 15W @70V: 7.5W, SPL(1W/1M): 88dB±3dB, Frequency response (-10dB): 130-18KHz, Dimensions: 222 x 160 x 160mm, IP66, White Color.

ITC T-7723 IP Network Fire Alarm Interface, Network Interface: Standard RJ45 input, Transmission Rate: 100Mbps, 16 channel fire short circuit signal input, Support Protocol: (TCP/IP, UDP), Short Circuit Interface: Industry standard wire terminals, Power Consumption: ≤20W, Power Input: ~190-240V 50-60Hz.

ITC TS-8515M3 Desktop Dual Screen Paperless Monitor with Microphone (Chairman), RAM: 4G DDR4, 128G SSD, I5 Processor.
Main Screen Parameters: 15.6" Touch Screen, 1920*1080P, Contrast: 600:1, 300cd/㎡ Brightness.
Rear Screen Parameters: 11.6 inches IPS screen, 1366(RGB)×768 [WXGA], 800: 1 Contrast, 60Hz working frequency.
Microphone parameters: Condenser Electret Microphone, Cardioid, 80Hz~16KHz Frequency response, Sensitivity: -36±1.5dB (0dB=1V/Pa, at 1KHz), 120dB(THD>3%) Max. SPL, >80dB(A) SNR.

ITC TS-8515MA3 Desktop Dual Screen Paperless Monitor with Microphone (Delegate), RAM: 4G DDR4, 128G SSD, I5 Processor.
Main Screen Parameters: 15.6" Touch Screen, 1920*1080P, Contrast: 600:1, 300cd/㎡ Brightness.
Rear Screen Parameters: 11.6 inches IPS screen, 1366(RGB)×768 [WXGA], 800: 1 Contrast, 60Hz Working Frequency.
Microphone parameters: Condenser Electret Microphone, Cardioid, 80Hz~16KHz Frequency response, Sensitivity: -36±1.5dB (0dB=1V/Pa, at 1KHz), 120dB(THD>3%) Max. SPL, >80dB(A) SNR.

ITC VA-6200MA 8 Zones Digital Network Public Address & Voice Evacuation Controller with 500W Mixer Amplifier, Audio processing with 6 general mic/line inputs, emergency PTT microphone input, Power output: 500W, Output voltage: 100V, MIC1-2 input frequency response: 80Hz~20KHz, MIC1-2 input sensitivity: 5mV/600Ω, MIC1-2 input SNR: >65dB, AUX3-6 input frequency response: 80Hz~20KHz, AUX3-6 input sensitivity: 350mV/10kΩ, AUX3-6 Input SNR: >70dB, Impedance: 600Ω, ~ 220V-240V, 50/60Hz.

ITC VA-6200RM EVAC System Remote Paging Microphone, Support 16 zones, group paging button, Support line audio input, and input/output volume is adjustable, Paging priority can be set by software, MIC Frequency Response: 200Hz~10KHz, MIC SNR: >65dB, Line Input Sensitivity: 775mV/10KΩ, Support 24 DC power supply.

ITC T-206P Ceiling Speaker (3.75W-7.5W-15W-30W), Input: 100V/70V/8Ω, Speaker unit: 5"×1 1.5"×1, Sensitivity (1W/1M): 89dB, Maximum sensitivity (W/1M): 106dB, Frequency response (-10dB): 100-18KHz, plastic housing + iron mesh cover.

ITC T-208P Ceiling Speaker (6W-12W-25W-50W), Input: 100V/70V/8Ω, Sensitivity (1W/1M): 90dB, Maximum sensitivity (W/1M): 107dB, Frequency response (-10dB): 90-20KHz, Speaker unit: 6.5"×1 1.5"×1, Plastic Housing + Iron Mesh Cover.

ITC T-611 1.5W-3W-6W Wall Mount Speaker, Power taps @100V / 70V, SPL(1W/1M): 90dB ±3dB, Frequency response (-10dB): 90-18KHz, Speaker driver: 5" x 1 2" x 1, 285 x 200 x 85mm.

Hikvision DS-2TD1228-2/QA Thermal & Optical Bi-Spectrum Network Turret Camera, 256 × 192 resolution, 12 μm, VOx UFPA, NETD < 40 mK (25°C, F1.0), Video content analysis: vehicle/human classification, Temperature exception alarm for fire prevention, -20°C to 150°C (-4°F to 302°F), ± 8°C (± 14.4°F), Optical specifications: 1/2.7" Progressive Scan CMOS, 2688 × 1520, 120 dB WDR, 0.0176Lux @(F2.25,AGC ON), 2.2 mm Focal Length, Up to 15 m IR Distance, White Light Range: Up to 30 m, Audio & Visual Alarm, Fire detection, VCA Range For Humans: 16 m, VCA Range For Vehicles: 48 m, smoking detection, sun-reflection filter, IP67 Standard, TVS 6000V lightning protection, surge protection, voltage transient protection.

Hikvision DS-7764NI-M4 64-ch 1.5U 8K M Series NVR, H.265+/H.265/H.264+/H.264 video formats, 2-ch@32 MP (30 fps)+2-ch@8MP (30fps) / 10-ch@8 MP (30 fps) / 20-ch@4 MP (30 fps) / 40-ch@1080p (30 fps), Up to 400 Mbps incoming bandwidth and 400 Mbps outgoing bandwidth, 2 HDMI and 1 VGA interfaces, 8K or dual 4K video outputs, 2 RJ-45 10/100/1000 Mbps self-adaptive Ethernet interfaces, 1 eSATA interface, 4 SATA interfaces Capacity (Up to 16 TB capacity for each HDD), 100 to 240 VAC, 50 to 60 Hz.

Hikvision iDS-9664NXI-M8/X 64-ch DeepinMind NVR, Intelligent analytics based on deep learning algorithm, Up to 24-ch perimeter protection, Up to 16-ch facial recognition for video stream, or up to 48-ch facial recognition for face picture, Incoming / Outgoing Bandwidth: 400 Mbps / 400 Mbps, Up to 12-ch video structuralization, HDMI1/VGA1 simultaneous output, HDMI2/VGA2 simultaneous output, 8 SATA interfaces, 1 eSATA interface, Support RAID 0, 1, 5, 6 & 10, Configurable special camera smart functions, such as VCA detection (motion, line crossing, intrusion, etc.), heat map, ANPR, and people counting, 100 to 240 VAC.