Digital Audio Recorder - Universal - Mini Digital Recorders, 20 working days, HD noise reduction, support 64GB TF clips voice activation. Highlights Universal Mini Digital Recorders, 20 working days, reduction noise canceling, support 64GB TF clip voice activation. Mini Digital Voice Recorder Long working time 20 days HD noise reduction Support 64GB TF CLIP Voice Activate | Digital voice recorder Specification: Outline dimension: 65*32*17mm Capacity: 64GB Net weight: 60g Black color Recording format: WAV Recording rate: 384Kbps Maximum recording time: 20 days Expansion card: Support up to 128GB Recording Mode: Voice Control / Manual Music Format: MP3, WMA, WAV Interface Type: Micro USB2.0 Power Supply: Built-in lithium polymer battery Package includes 1 x Digital Voice Recorder 1 x USB Cable 1 x Earphone 1 x User Manual (Leave your email address to us, we will send you English user manual, thank you)