Voice Recorder WristbandFeatures:Wearable wristband designOne-key operation, simple and practicalSuitable for meetings, classes, interviews, and other occasionsAudio bit rate: 128KbpsContinuous recording: ~20 hoursRecording format: WAVOperations:Start recording: Push the "On/Off" button to "On"; the indicator light shifts from red to white.Stop recording: Push the "On/Off" button to "Off" or connect to a PC via USB; recording stops and files are saved automatically.Playback: Play recorded files on a PC.Set time: Connect to a computer, open the folder "SetUDiskTimea" and run "SetUDiskTime(9X).exe" to sync time with the computer.Charging: Connect USB to a computer. Red blinking light indicates charging; steady red indicates full charge. Full charge supports ~20 hours of recording.Precautions:Stop recording and charge if the indicator light blinks red during recording.Do not use chargers above 0.5A.Avoid high temperature, damp, or dusty environments.Handle with care; avoid drops or strong impacts.Regularly back up files to prevent data loss.Use the reset hole if the device stops working.