QNAP TR-004. Product Type: HDD/SSD Enclosure. Number of supported storage drives: 4, Storage drive size: 2.5/3.5 inch, Supported storage drive interfaces: Serial ATA II. Data transfer rate: 3 Gbit/s. RAID Level: 0, 1, 5, 10, JBOD, Hot Swap. Color of product: Black. USB connector: USB Type-C
storage medium Storage drive size: 2.5/3.5 inch Supported storage drive interfaces: Serial ATA II Number of storage drives supported: 4 RAID levels: 0, 1, 5, 10, JBOD Hot Swap: Yes
connections and interfaces USB connection: Yes USB version: 3.2 Gen 1 (3.1 Gen 1) USB connector: USB Type-C USB Connector Gender: Female Number of USB ports: 1
design Product Type: HDD/SSD Enclosure Color of product: Black Number of fans: 1 fan Fan diameter: 12 cm Number of 3.5" expansion bays: 4
Services Data transfer rate: 3 Gbps Noise level: 18.1dB Country of origin: Taiwan
operating conditions Operating temperature: 0 - 40 °C Storage temperature range: -20 - 70 °C Operating relative humidity: 5 - 95%