wavenote AI Transcription & Summarization Recorder 36-hour continuous recording, supports 112 languages 64GB digital audio recorder for meetings, lectures, and calls I tried it once, but it didn't suit me, so I'm selling it. I will ship it via Mercari delivery after waterproofing. Instant purchase is welcome ◎ Price negotiation is possible. Retail price: 19,999 yen The following is a quote from the official website: Microphone waveform rate: Built-in Format: WAV Memory storage capacity: 64 GB WaveNote AI Voice Recorder: Equipped with GPT-5, Claude 3.7 Sonnet, o3-mini, and Gemini 2.5 Pro. Automatically generates summaries, meeting minutes, mind maps, and task lists. Ideal for collecting important information in meetings, lectures, and interviews, improving productivity. Achieves high-precision recording and impeccable transcription. Equipped with dual vibration sensors and air conduction sensors, and advanced AI noise reduction technology, it enables crystal-clear audio collection in any environment, from conference rooms to outdoors. Cutting-edge audio processing technology removes over 95% of background noise, achieving a transcription accuracy of 98%. Not only does it faithfully record meetings and presentations, but the vibration sensor also allows for clear recording of phone calls. Made of high-grade aluminum alloy, this ultra-thin device is only 2.99mm thick and weighs 29g, a perfect blend of cutting-edge technology and modern design. Equipped with a large 64GB storage capacity, allowing for up to 480 hours of recording. Achieves 36 hours of continuous recording on a single charge, ensuring that important moments are captured.