1 Switch Scanning Using the Bluetooth Switch with the ECO.
The PRC ECO™-14 has a built in Bluetooth module.
The Bluetooth Switch comes set up for 1-switch and 2-switch scanning with an AAC device. You do not have to change Switch Modes on the BTS.
Setting up the Communication:
1. Turn the BTS ON by sliding the I/O switch up
2. Turn the AAC device ON.
3. Go to the Toolbox on the ECO.
4. Select the ACCESS METHOD MENU.
5. Select the 1-Switch option from the Access Method menu. Select any other 1-switch setting preferences you want from the menu.
6. Select the Bluetooth Switch key.
You See: 
7. On the Bluetooth Switch press the Pair button.
The green LED next to the I/O icon on the BTS will begin to flash.
8. On your AAC device press the Pair with Switch key. 
Follow any directions on your AAC screen.
When you see the key below on your AAC device, the pairing is successful. The green LED will light steadily on the BTS.
Notice the key also displays the amount of battery power left in the Bluetooth switch.
9. Select the OK key twice to exit each menu
10 Select the GO TO HOME key in the Toolbox to go to your overlay.
11 You can now use the BTS to begin scanning your overlay