Two built-in microphones facilitate speech recognition Asymmetrical and ergonomic shape for easy grip Included priority setting option allows urgent recordings to be processed first Optional docking station and foot pedal for hands-free dictation and transcription even without a computer Memory card slot (supports up to 32GB) Color TFT display Transfers data at 6.75 MB/s (read) and 5.0 MB/s (write) Edit Modes: Insert (DSS), overwrite (DSS, MP3, PCM), and append (DSS, MP3, PCM) Built-in round, dynamic speaker Less than 200 mW speaker output power More than 200 days standby time Battery charges fully in 3 hours Lead-free soldered device is 2011/65/EU (RoHS) compliant Operates at 41 to 113 degree F and 10 to 90% humidity (non-condensing)