This Two-in-One Bluetooth 5.0 Transmitter and Receiver lets you add Bluetooth connectivity to non-Bluetooth devices, and it’s just $25.99 (Reg. $35). Bring your old technology to the modern age ...

Currently, you can grab one for just $14.99, normally $23.99. Discover the freedom of wireless audio This Bluetooth receiver and transmitter works with any device that has a 3.5mm input.

Figure 1 shows the transmitter based on the microcontroller PIC16F1619. Pushbuttons PB1 thru PB4 are enabled to control four relays in the receiver module in Figure 2.

ATA8520 is a transmitter-only version of the same IC that works from 1.9 to 3.6V ... Mouser is stocking both chips and three evaluation kits, all of which come with an ATA8520D transceiver, ...

Using an EH4104R single zone fire RF receiver with relays and an EH1115EOL single input fire RF transmitter, a wireless link can be easily created for any fire switch with standard contacts.

In other E-MU news, the company is also releasing a wireless transmitter and receiver system called PIPEline. Billed as a High-quality, low latency, stereo Wi-Fi system for musicians, the device ...