... +Udisk(High resolution+good gum camera2)taking photo, recording video & audio3) recording audio alone, USB driveMore Details:Video Camera +Digital Camera ... gum recorder ,hidden camera 1) Main functions: taking photo, recording video & audio, recording audio alone, USB drive 2) Memory: internal 128M-8GB + ... 5) Battery type : Lithium-ion, 360 MA 6) Battery recording time : about 2 hours 7) USB: 2.0 (Hs) ...