Elecom SHELLPHA M-SH20BBS User Manual page 21

3) Insert the battery according to the instructions on the battery compartment.
Ensure that the battery is inserted with the positive (+) and negative (-) terminals
oriented correctly.
4) Put the battery cover back on.
2.
Pairing with a PC
Pairing involves registering Bluetooth devices (in this case, this product and your device) with each
other, and authorizing a connection between them.
This section covers macOS standard Bluetooth functions. Depending on your device or Bluetooth
adaptor, unique Bluetooth functions may be used. Please read the respective manuals for each
function.
Use your current mouse or the touchpad on your device to operate your device until pairing is
complete.
The following instructions are for macOS Ventura (13.1).
1) From the Apple menu, click on "System Settings...".