Key benefits High-quality audio: 24-bit output with dynamic range support up to 90 dB and a 85 dB ratio delivers clear, detailed playback for voice and music. Fast, simple updates: Voice files are updated via USB as a direct file copy—no drivers or software installation required—so content changes are quick and convenient. Stable, predictable operation: A mature instruction set and instruction analysis improve reliability and reduce integration issues. Broad compatibility: Supports MP3 high-quality format and works with common Windows systems for easy content management. What this product does for you Provides crisp, noise-resistant audio suitable for announcements, prompts and recorded messages. Lets non-technical staff update voice content quickly by copying files to USB, reducing downtime and support calls. Minimizes integration risk with a well-developed command set designed for stable, repeatable behavior. Key specifications Audio output: 24-bit Dynamic range support: 90 dB Ratio: 85 dB Supported audio format: MP3 (high quality) Update method: USB file copy (no installation or additional software) System compatibility for updates: Windows XP, Windows 7, Windows 8, Windows 10 Typical applications Public announcement systems: Replace or update announcements quickly and play clear, intelligible voice prompts in lobbies, retail, and transportation hubs. Kiosks and self-service terminals: Deliver crisp MP3 voice prompts and messages; update content via USB without IT intervention. Training and language labs or guided tours: Use high-quality MP3 playback for lessons, narrations, or prerecorded guides where stable, repeatable playback is required. Why choose this product Practical workflow: USB direct-copy updates eliminate installation barriers and speed content changes. Reliable audio performance: 24-bit output with strong dynamic support ensures messages are heard clearly even in noisy environments. Compatibility and format support: Native MP3 support and broad Windows compatibility make file preparation and updates straightforward. Notes For detailed physical dimensions and material specifications, please refer to the product technical sheet or listing.