DR-100MK2 TASCAM PCM Recorder Included: ・4GB SD card (formatted) Everything shown in the first photo is what will be sent. Operation with AA batteries and the built-in microphone have been confirmed. Feature List: ・44.1k/48k/96kHz, 16/24-bit linear PCM (WAV format) recording possible (96kHz only in HS mode) ・32k~320kbps MP3 format recording possible (STD mode, ID3 tag v2.4 compatible) ・High-speed file transfer via USB 2.0 ・Four built-in microphones: two unidirectional condenser microphones and two omnidirectional condenser microphones ・Built-in speaker ・Level control function with auto gain control and limiter ・Overdubbing recording that creates a new file by layering another input audio over an existing audio file ・Low cut filter (OFF/40/80/120Hz) ・Auto-rec function that automatically starts recording by detecting the analog input level of the audio ・Mark function useful for moving to a specific position ・Pre-rec function that can record audio from 2 seconds before recording starts ・Rec delay function to avoid recording the operation sound of the RECORD button ・Auto track increment function that automatically updates files based on a preset maximum file size or analog input level while recording continues ・Track increment function that can update files at any position while recording continues ・Playlist where you can register files you want to play ・Repeat function and loop playback function ・VSA (Variable Speed Audition) function allows variable speed playback while maintaining the pitch of the sound ・Equipped with a tripod mounting hole on the main unit ・Power supply possible from a dedicated external battery pack (sold separately: TASCAM BP-6AA) Instant purchase OK.