Question about Ugreen CM403

The UGREEN CM403 Bluetooth Transmitter & Receiver is compatible with a wide range of devices, including older non-Bluetooth speakers like your Bose SoundDock 10.

Here’s how you can use it:
- Switch the CM403 to RX (Receiver) mode by sliding the mode switch to the RX position.
- Connect the 3.5mm audio cable from the CM403 to the auxiliary input of your Bose SoundDock 10.
- Turn on Bluetooth on your phone or other Bluetooth-enabled device, search for the CM403 (usually listed as "UGREEN -60300" or similar), and connect to it.
- Once connected, your phone will stream audio wirelessly to the Bose SoundDock 10 through the CM403.

This setup allows you to add Bluetooth functionality to your non-Bluetooth speaker, enabling wireless audio streaming.