Zoom F4 Operation Manual page 159

Continuous recording time
192kHz/24-bit 4ch recording to SD1/SD2
(MAIN/SUB OUT ON, TIME CODE set to Int Free Run, LED Brightness 60, 32Ω load headphones, PHANTOM set to 48V)
Alkaline batteries
NiMH (2450mAh)
Lithium batteries
Display
128×64 LCD with backlight
USB
Mass storage operation
Class:
Multi Track audio interface operation (driver required for Windows, not required for Mac)
Class:
Specifications:
Stereo Mix audio interface operation (no driver required)
Class:
Specifications:
Note: iOS device audio interface operation supported (stereo mode only)
Power consumption
12 W
External dimensions
Main unit: 177.8 mm (W) × 141.1 mm (D) × 54.3 mm (H)
Weight (main unit only)
1030 g
2 hours or more
3.5 hours or more
6 hours or more
USB 2.0 High Speed
USB 2.0 High Speed
44.1/48/96kHz sampling rate, 16/24-bit bit rate, 6 in/4 out
USB 2.0 Full Speed
44.1/48kHz sampling rate, 16-bit bit rate, 2 in/2 out
F
Multi Track Field Recorder
159