TS-262-4G CPU Intel® Celeron® N4505 2-core/2-thread processor, burst up to 2.9 GHz CPU Architecture 64-bit x86 Graphic Processors Intel® UHD Graphics Floating Point Unit Encryption Engine (AES-NI) Hardware-accelerated Transcoding System Memory 4 GB on board (non-expandable) Maximum Memory 4 GB Flash Memory 4GB (Dual boot OS protection) Drive Bay 2 x 3.5-inch SATA 6Gb/s The system is shipped without HDD. For the HDD compatibility list, please visit https://www.qnap.com/compatibility/ Drive Compatibility 3.5-inch SATA hard disk drives 2.5-inch SATA hard disk drives 2.5-inch SATA solid state drives Hot-swappable M.2 Slot 2 x M.2 2280 PCIe Gen 3 x1 SSD Cache Acceleration Support 2.5 Gigabit Ethernet Port (2.5G/1G/100M) 1 (2.5G/1G/100M/10M) Wake on LAN (WOL) Jumbo Frame PCIe Slot 1 Slot 1: PCIe Gen 3 x2 USB 2.0 port 2 USB 3.2 Gen 2 (10Gbps) Port 2 x Type-A IR Sensor (Optional QNAP RM-IR004 remote control) HDMI Output 1, HDMI 2.0 Form Factor Tower LED Indicators Power/Status, LAN, USB, HDD1-2 Buttons Power, USB copy, Reset Dimensions (HxWxD) 168 × 105 × 226 mm Weight (Net) 1.55 kg Weight (Gross) 2.68 kg 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 65W adapter, 100-240V Power Consumption: HDD Sleep Mode 8.198 W Power Consumption: Operating Mode, Typical 12.448 W Tested with drives fully populated. Fan 1 x 70mm, 12VDC System Warning Buzzer Kensington Security Slot Max. Number of Concurrent Connections (CIFS) - with Max. Memory 1500.