Surveillance Hard Drive WD Purple SATA 3.5inch 6TB D5521Latest generation Western Digital 'WD purple' range of hard drives are optimised for the harsh demands of a modern HD multi camera surveillance system where they will be running 24 hours a day 7 days a week. Formatted capacity: 6 TB Form factor : 3. 5 inch Advanced Format (AF): Yes RoHS compliant: Yes Performance Data transfer rate (max) Buffer to host: 6 Gb s Host to from drive (sustained): 150MB s Cache (MB): 64 Rotational speed (RPM): 5400rpm

External dimensions: 105W x 80D x 25Hmm

Over voltage limiting

Aux-in Yes

inhibits corrosion of electrical conductors

This hot laminator provides for a sheet thickness of 80-100 microns

The addition of the optional A4353 6 zone paging microphone and A4352 control PCB

providing integrated solutions for more than 100 Internet Service Providers around the globe

Digital Input/Output for remote monitoring and control

allowing you to hear the sound from one speaker system (A or B) or from both (A+B)

digital Rating: 300W RMS>

Alarmed by radio or buzzer

Sensitivity: -63dB ±3dB