tender for supply of 4tb external hard disk - registrar office, periyar university, salem. , supply of external hard disk 4tb: note: 1.please ensure that the hsn code is mentioned in the hsn / sac code for gst rate column without fail for each item. 2. kindly refer to the tender notice before quoting the price. the make, model, detailed specifications, and the terms and conditions for the goods/works/ services shall strictly be as per the tender notice, which shall be final. , supply of external hard disk: type: external hdd capacity: 4tb connectivity: usb3.0 or above supported os: windows and mac os data transfer rate: 120 mb/s or above rotational speed: 5400rpm or abve power source: usb other features: password protection, spacious, sleek,portable, universal compatibility, backup software warranty: 3 years