How many hours of recording on8gb microsd card?

The recording time on an 8GB microSD card varies depending on the audio or video quality settings. For example, recording at a standard audio quality (e.g., 128 kbps) can yield around 12-14 hours of audio. For video, recording at 720p resolution may provide approximately 1-2 hours, while 1080p could reduce that to about 30-60 minutes. Always check the specific bitrate and file format for more accurate estimates.