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Recording to SD, SDHC, or SDXC cards up to 128GB, the DR-70D tracks in BWAV format for NLE compatibility. All integral parameters feature dedicated hardware controls, so you never have to go searching through menus to quickly change a setting. A dedicated camera output lets you send a mic-level signal to your camera's audio input to create a reference track for easier synching in post, while the dedicated headphone output allows you to monitor your audio.
ManualReferences:
Tascam DR-70D Reference Manual.pdf
How to record narration audio using the Tascam DR-70D with phantom-powered AKG studio microphone