HP 8GB DDR4 SDRAM Memory Module 4 x Concrete Anchors the switch supports stereo audio

the switch supports stereo audio signal switching for speakers and microphones

JD498A compatible 100Base-LX SFP Transceiver operates at 1310nm over Single-Mode Fiber

the 6x2cm fan includes a TX3 to LP4 adapter that lets you power the fan using an LP4 connection to the PSU as opposed to a motherboard TX3 connection

This means you can reliably connect and use larger external hard drives and enclosures

HP 8GB DDR4 SDRAM Memory Module 4 x Concrete Anchors the switch supports stereo audioDIMM 8 GB memory allows you to have more programs open at a time DDR4 SDRAM operates at an effective bus speed with minimal power consumption and as a result, you get optimal computer performance with an improved memory heat dissipation Up to 2666 MHz speed for playing the latest games and using heavy software