Blow INFINITY User Manual page 9

13:Play/pause under USB/TF/BT,Long press to get Microphone priority
14:RECORDING:
Record:
• Insert a USB/MICRO SD (TF) Card drive into the speaker
• Connect your microphone to the product with a ¼" jack or connect the wire
less mic with the packing
• Press and hold the key button for 2 seconds.
• The speaker will announce "Starting Recording" to indicate recording start
• Press the button to stop recording.
• A record in WAV format will be created in USB/MICRO SD (TF) Card
Playback:
• Press and trigger (not hold) the ● button to enter record
play back mode
• Record in the USB/MICRO SD (TF) Card's "RECORD" folder
will be played and looped
• Press next / previous to navigate recording.
15: Previous sound(under USB/TF/BT mode)
16: MIC PRI: Press to enable/disable mic priority over music function.
17: ECHO+ (MIC): increase microphone echo.
18: Mode: Short press for switching Line-in mode,
FM mode, Bluetooth mode, USB mode. Long press to ON/OFF voice prompt.
19: MIC: adjust Microphone volume level
20: ECHO- (MIC): Reduce microphone echo.
21: LED Display