Device Type: Video Recorder (DVR/NVR) Channel Count: 4/8/16 channels (depending on model) Video Input: AHD / TVI / CVI / CVBS / IP Video

Device type: desktop intercom/speakerphone Audio transmission and reception: microphone + speaker External microphone and speaker

Type: condenser conference microphone Polar pattern: cardioid (unidirectional) Frequency response: 50 Hz – 16 kHz Sensitivity: -38 dB ± 3

Power: 30 W RMS Type: horn (PA), single compression driver Impedance: 8 Ω; optional 70/100 V line transformer taps: 30/15/7.5/3.75 W

Power: 2–3 Watts Number of drivers: 1 Volume control: included Frequency range: 200 Hz – 15 kHz Cabinet material: plastic Cabinet color:

Power: 3 Watts Frequency range: 200 Hz – 15 kHz Number of drivers: 1 Cabinet shape: square, compact Color: white Impedance: 8 Ohms Sound

Power: 3-6 Watts Frequency range: 200 Hz – 18 kHz Number of drivers: 1 Cabinet shape: square Color: white Impedance: 8 Ohms Sound pressure

Power: 3-6 Watts Frequency range: 200 Hz – 18 kHz Number of drivers: 1 Cabinet shape: square Color: white Impedance: 8 Ohms Sound pressure

Power: 10-15 Watts Frequency range: 150 Hz — 18 kHz Number of drivers: 2 Cabinet shape: oval Color: white Impedance: 8 Ohms Sound pressure

Power: 10–15 Watts Frequency response: 150 Hz – 20 kHz Impedance: 8 Ohms Sound pressure level (SPL): optimal volume level Cabinet

Power: 300–500 Watts (nominal and peak) Frequency response: 45 Hz – 18 kHz Sound pressure level (SPL): high output, suitable for large

Power: 350 Watts Output: 5+1 channels (surround sound) Sound quality: HI-FI digital processing Effect: digital ECHO (reverb) Display: LCD

Power: 1500 Watts Microphone inputs: 3 Channel configuration: mono or stereo output Frequency response: 20 Hz – 20 kHz Output impedance: 4

Power: 750 Watts Microphone inputs: 3 Channel configuration: mono or stereo with flexible sound distribution Frequency response: 20 Hz to

Power: 650 Watts Microphone inputs: 3 Channel configuration: mono or stereo output with signal distribution capability Frequency response:

Power: 70 Watts Inputs: 3 microphone inputs Channels: 5-channel splitter Operating temperature: 5°C to 55°C Protection rating: IP55 (dust

Compatible sizes: one end fits 24×60 mm trunking, the other fits 16×24 mm trunking. Material: typically flame-retardant PVC, sometimes

Size: fits 40×60 mm trunkings. Material: flame-retardant PVC or galvanized/stainless steel. Color: standard white, other colors available

Size: fits 24×60 mm trunkings. Material: flame-retardant PVC or stainless steel. Color: standard white, other colors available. Mounting:

Size: fits 25×40 mm trunkings. Material: flame-retardant PVC or galvanized steel. Color: standard white, other colors available upon

Product Name: Duct Connector for Joining Two Channels Dimensions: 16 mm height, 24 mm width Material: PVC (Polyvinyl Chloride), durable

Product Name: Duct Connector for Joining Two Channels Dimensions: 10 mm height, 20 mm width Material: PVC (Polyvinyl Chloride), durable

Product Name: End Cap for Cable Duct Dimensions: 40 mm height, 60 mm width Type: End cap, used to close the end of a cable duct Material:

Product Name: End Cap for Cable Duct Dimensions: 24 mm height, 60 mm width Type: End cap, used to close the end of a cable duct Material: