Quality Street were wrapped in opaque paper this year.
TP-Link's TL-WPA4220 powerline extenders (and presumably other models) let you turn off the status LEDs in software (there should be a list of hardware that lets you do this).
TP-Link's TL-WPA4220 powerline extenders (and presumably other models) let you turn off the status LEDs in software (there should be a list of hardware that lets you do this).