Table 41. Power adapter specifications(continued)
Description Values
Erp Lot3 Tier 2
requirement
Yes Yes Yes Yes
Energy Star 8.0 compliant Yes Yes Yes Yes
GS mark compliant NA NA NA NA
NCTC Anti Power Surge
certification
NA NA NA NA
NCTC Anti Lightning
Strike certification
NA NA NA NA
Accessories
The following table lists the supported accessories on your Latitude 3550.
Table 42. Accessories
Accessories
Audio:
Dell Pro Stereo Headset
Adapters:
Dell 7-in-1 USB-C Multiport Adapter
Carrying case:
● Dell Pro Slim Backpack 15
● Dell Pro Slim Briefcase 15
Dock:
Dell WD19S 130 W USB-C Dock
Mouse:
Dell Mobile Wireless Mouse
Keyboard:
Dell Pro Wireless Keyboard and Mouse
Monitor:
● Dell 24 USB- C Hub Monitor
● Dell 27 Monitor
Pen:
Dell Active Pen
Webcam
Dell Pro Webcam
Engineering specifications 35