High-quality 1536kbps audio recording is possible, with 32GB of internal memory and support for up to 128GB TF cards. An OTG adapter specifically for iPhones is also available, but it does not include a case or instruction manual. If you would like one, it will be an additional 1100 yen. - Recording Quality: 1536kbps - Internal Memory: 32GB (expandable up to 227GB) - Battery Capacity: 500mAh (52 hours of continuous recording) - Playback Function: Built-in speaker and earphone playback - Recording Function: Easy one-touch recording - TF Card Support: Supports up to 128GB - Playback Method: A-B repeat playback - Password Function: Data protection function Thank you for viewing.