Product information:
recording format: MP3,WMA,WAV
Recording time: 780 (min)
Maximum number of recording files: nine hundred and ninety-nine
Memory card type: Expansion cards are not supported
Transmission interface: USB 2.0
Microphone: Digital mic
Number of microphones: Three directions
Recording distance: 5-10m
videotape: Video capture not supported
Battery: lithium battery
Shell material: kirsite
Packing list：
Recording pen*1
