Professional Recording Pen Information: Model: Q22 Article No Recording mode: one button recording Recording format: WAV Recording time: 1200 (minutes) Maximum number of recording files: 99 Memory card type: Expansion cards are not supported Display screen: LCD screen Transmission interface: USB 2.0 Microphone: Yes Number of microphones: bidirectional Recording distance: 5m Recording: Video capture not supported Battery: lithium battery Shell material: zinc alloy+ABS Product size: 108x23x9.8 (mm) Product weight: 66.5 (g) Applicable population: all people Gift purpose: Business gifts are suitable for gift giving occasions Trade fairs, employee benefits, anniversary celebrations, business gifts, opening ceremonies, public relations planning Processing customization: Yes Processing method: OEM processing