There are a number of optical to 3.5mm analog audio converters available on the market that can be used to connect to the Pulse Link.
While both the Pulse Link and the Pulse Master bulb allow you to play music via a paired Bluetooth device, the Pulse Link also lets you play audio from your TV, AV receiver or laptop via a 3.5mm auxiliary cable.
The Pulse bulbs fit into a standard E26/E27 socket. It is shaped like a BR30 bulb and fits best in a 5” or 6” recessed light. The Pulse Link adapter plugs into any North American electrical outlet.
Yes, you can connect a subwoofer to your Pulse Link system. Use the 3.5mm line out.