The fourth button initiates Bluetooth pairing, or to pick up a phone call. We’re cutting BT out of the equation so this is no longer useful and can be repurposed. On this speaker, SW4 is ...

The 104 BT speakers have Bluetooth and 3.5mm aux compatibility, so you can either start a wireless jam with your friends or pass around the aux, should you have an adapter. You'll even be able to ...

BT 4.1 maintains connections with less manual intervention, and devices can be both client and hub at the same time, enabling Bluetooth devices to communicate with each other. Prior to BT 4.1 ...

It has plenty of inputs. Besides built-in Bluetooth support, the DM-50D-BT has three types of analog inputs on the back of the left speaker to accommodate a variety of sources. These inputs are ...

At the rear of the JBL 104-BT's main speaker are two of the inputs which are RCA, Balanced 6.35mm ... [+] TRS. The speakers also support Bluetooth and there's a 3.5mm aux input on the front.