Do you have a question about the DigiTech AA2170 and is the answer not in the manual?
Control ANC by pushing the button upwards for on and downwards for off.
Use the [-] button for volume down/previous track and [+] for volume up/next track.
The [•] button manages power, play/pause, call answering, and redialing.
Red/Blue blink indicates pairing; solid blue means successful connection.
Green light for AUX, Blue light with Green flash for Wireless ANC.
Red light indicates charging; light off means fully charged.
Turn on headphones by holding the [•] button; Bluetooth activates automatically, indicated by Red/Blue blinking light.
Search for 'AA2170' on your device and pair; connection should be automatic.
Successful pairing shows a solid blue light; controls are active for playback and calls.
Plug the AUX cable into headphones to disable Bluetooth.
Active Noise Cancelling can be engaged by toggling the ANC switch when connected via AUX.