Zoom H4n Pro Portable Audio Recorder

AD/DA Conversion :
24-bit × 128 oversampling

Battery Life :
Stereo mode:
(With built-in mics at 44.1 kHz/16-bit without headphones connected): 6 hours with alkaline batteries, 8 hours with NiMH batteries.
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Stamina mode:
(With built-in mics at 44.1 kHz/16-bit without headphones connected): 10 hours with alkaline batteries, 12 hours with NiMH batteries.

Dimensions :
73 x 167.2 x 37 mm

Inputs :
XLR (balanced input) / standard phone (unbalanced input) combo jack
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Mic Input Gain:
(Using balanced input) −16 dB to +43 dB
(Using unbalanced input) -30 dB to +32 dB

Output :
LINE Output load impedance: 10 kΩ or more
LINE rated output level: -10 dBu
PHONE: 20 mW + 20 mW (into 32Ω load)

Phantom Power :
24 V or 48 V on both XLR Microphone Inputs

Power :
2 x IEC R6 (size AA)
DC 5V 1A AC from AC adapter (ZOOM AD-14)

Recording Bit Rate :
16 / 24 bit

Recording/Reading Methods :
For Recording
WAVE/BWF: Sampling Rate: 96/ 48 / 44.1 kHz, Bit Depth: 24/16 bits
MP3 (MPEG-1 Audio Layer 3): Sampling Rate: 48 / 44.1 kHz, Bit Rates: 32-320 kbps or VBR (Variable Bit Rate)

For Playback
WAVE: Sampling Rate: 96 / 48 / 44.1 kHz, Bit Depth: 24/16 bits
MP3 (MPEG-1 Audio Layer 3): Sampling Rate: 48 / 44.1 kHz, Bit Rates: 32-320 kbps or VBR (Variable Bit Rate)

Sampling Frequency :
44.1 / 48 / 96 kHz

Weight :
294 g