At a whopping six and a half pounds, the first hands-free phone needed a harness to strap it to the poor woman tasked with answering calls about steam engines and bow ties or whatever people talked about back in olden days. Looking at the eyes of the woman below, you can tell that her job choices were wearing this thing or trucking her goods over to the local whorehouse.
via Collectors Weekly
Either way, her back ends up screwed.
As hard as it may be to believe now, these ungodly contraptions were once considered a convenient way to create efficiency and speed for the women working in the field. They even had their own crazy old-timey version of a mobile desk, which was absolutely enormous:
At least she didn't have to Flintstone foot it while simultaneously typing.