You’ve seen a landline phone converted into a Bluetooth headset. There’s nothing new there. It’s great for confusing kids when asking them to dial a rotary phone, but that’s about it. It’s the same phone, built by Ma Bell for fifty years, converted with a little Bluetooth breakout board.
You’ve never seen a landline conversion like this. This is [Alessandro]’s Bluetooth-converted Beocom 600, complete with a drop-in replacement circuit board that turns this beautiful Bang & Olufsen design into a useful device for the ..