Key benefits - PC-free audio capture: Save all audio signals as MP3 files directly to a USB flash drive or SD card without needing a computer. - Broad compatibility: Works with devices that have a 3.5 mm or RCA audio output port, including cellphones, cassette players, DVD players, game consoles, TV boxes, phonographs, and other equipment. - Easy playback check: Listen to MP3 files stored on the USB drive with any earphone, whether the file was captured or copied. - Flexible recording and monitoring: Press the RECORD button to start or stop recording at any time. Connect earphones to the LINE OUT port to monitor while recording. Recorded files use the standard MP3 format, 128 Kbps, 44.1 kHz, Dual-Mono, making editing or sharing simple. - Flexible storage options: Save recordings on an SD card or a USB flash drive. Typical file size is about 50 MB for 60 minutes. Supports up to 32 GB with FAT32 format; NTFS is not supported. Do not insert a SD card and a USB flash drive at the same time. Important: format to FAT32 before first use. What you get and how it works - Storage and compatibility: You can insert a SD card or a USB flash drive to store captured audio. The device records to MP3 (128 Kbps, 44.1 kHz, Dual-Mono) for easy editing and sharing. - File management: Access and playback of recorded or copied MP3 files directly from the USB drive with headphones. - Simple operation: Use the RECORD function to start and stop recording as needed. Monitoring is possible via the LINE OUT port while listening through headphones. - Remote control: The included remote lets you Start/Stop recording, Play/Pause, go to Previous or Next track, and adjust volume from a distance. Storage and compatibility details - Supported media: SD cards and USB flash drives (up to 32 GB) with FAT32 formatting. - File format and quality: MP3, 128 Kbps, 44.1 kHz, Dual-Mono. - Formatting and usage cautions: Format the storage medium as FAT32 before first use. Do not use NTFS. Do not insert a SD card and a USB flash drive at the same time. Remote control features - Remote control provides convenient access to all functions: Start/Stop recording, Play/Pause, Previous, Next, and volume adjustments. Use scenarios - Digitize analog media at home: Connect the device to a cassette player, turntable, or phonograph with 3.5 mm or RCA outputs to capture and save legacy audio as MP3 on a USB drive or SD card, without a computer. - Archive TV, video game, or DVD audio: Connect to devices such as game consoles or TV boxes to record audio for personal archives or easy sharing. - On-the-go capture: Record lectures, interviews, concerts, podcasts, or radio broadcasts during travel or field work, storing files as MP3s on USB or SD for easy transfer and playback. This description preserves the original product’s specifications and functionality while presenting clear, customer-friendly language. It highlights key benefits, compatibility, storage details, and practical use cases in concise bullet points.