Portable HD Noise-Cancelling Voice-Activated Digital Voice Recorder For Conferences, Capacity: 128GB

1. Housing material: aluminum alloy + ABS 2. Recording modes: voice-activated, Standard 3. Recording formats: MP3, WAV 4. Memory card type: expansion cards not supported 5. Display: color 6. Port: USB 2.0 7. Microphone: built-in 8. Number of microphones: bidirectional 9. Recording distance: approximately 10 meters 10. Video recording: not supported 11. Battery: 450mah lithium-ion battery 12. Voice-activated recording captures only spoken content, ignoring silence 7 adjustable voice activation sensitivity levels 13. 1536Kbps high-sensitivity microphone, noise-reducing recording 14. Dimensions: 101.5 x 32 x 12.5 mm 15. Weight: 75 g