The TL-D800C JBOD storage enclosure allows you to back up and expand your QNAP NAS. The TL-D800C features eight 3.5-inch SATA 6Gb/s drive bays with USB 3.2 Gen2 (10 Gbps) Type-C connectivity to provide a fast and smooth expansion solution. Note： 1. TL-D800C only supports devices with USB 3.2 Gen1 (or above) port. 2. QNAP recommends following the standard procedure to connect or disconnect the TL-D800C. For more information, please see the TL-D800C user manual. 3. The TL-D800C can only be used as an individual storage pool or volume on the NAS. Its storage pool/volume cannot be combined into the connected NAS. NAS applications cannot be installed on the TL-D800C. 4. The TL-D800C only supports QNAP NAS running on QTS 4.4.2 (or above) or QTS hero operating system. 5. The TL-D800C doesn’t support ASM1142 USB controller IC based USB ports and PCIe expansion cards (e.g. QNAP USB-U31A2P01 expansion card). Drive Bay 8 x 3.5-inch SATA 6Gb/s, 3Gb/s Drive Compatibility 3.5-inch SATA hard disk drives 2.5-inch SATA hard disk drives 2.5-inch SATA solid state drives Audio Alert On/Off Switch Form Factor Tower Host Interface 1 x USB 3.2 Gen 2 Type-C LED Indicators HDD 1-8, Status, Link, Fan error Buttons Power switch Dimensions (HxWxD) 188.2 × 329.3 × 281.4 mm Weight (Net) 6.18 kg Weight (Gross) 7.54 kg Max. number of HDDs/SSDs supported 8 Hard Drive Type 3.5-inch SATA hard disk drives 2.5-inch SATA hard disk drives 2.5-inch SATA solid state drives Operating Temperature 0 - 40 °C (32°F - 104°F) Storage Temperature -20 - 70°C (-4°F - 158°F) Relative Humidity 5-95% RH non-condensing, wet bulb: 27˚C (80.6˚F) Power Supply Unit 250W PSU, 100 - 240V Power Consumption: Operating Mode, Typical 48.4 W Tested with drives fully populated. Fan Mode Switch (Auto, high, medium, low) Fan 2 x 120mm, 12VDC System Warning Buzzer