Zoom M4 Mic Track Recorder

MIC

• Input Mic type : Unidirectional
• Sensitivity : -42 dB, 1 kHz at 1 Pa
• Input gain : Adjustment unnecessary (dual AD converter circuits used)
• MAX sound pressure in: 135 dB SPL
• EXT mic input connectors: 1/8" stereo mini jack
• Input gain : Adjustment unnecessary (dual AD converter circuits used)
• Input impendance : 2 kΩ or more
• XLR/TRS inputs connectors : XLR (2:HOT)/TRS combo jacks
• INPUT gain : Adjustment unnecessary (dual AD converter circuits used)
• INPUT impedance : MIC: 3 kΩ or more LINE: 3 kΩ or more
• MAXIMUM input level : MIC: +4 dBu LINE: +24 dBu
• Phantom power : +24/+48V 10mA maximum for each channel
• Equivalent input noise : ?127 dBu or less (IHF-A)

OUTPUTS

• Line out connector : 1/8" stereo mini jack
• Maximum output level : +1 dBu
• Headphone connector : 1/8" stereo mini jack
• Maximum output level : 20 mW +20 mW(32 Ω load)
• Built in speaker : 500mW/8Ω mono speaker

RECORDING

• Recording media :  4GB–32GB microSDHC cards 64GB–1TB microSDXC cards

WAV 

• Supported formats : -44.1/47.952/48/48.048/96/192kHz -32-bit float -mono/stereo -BWF and iXML
• Maximum simultaneus recording tracks : 4 (2 BUILT IN XY MIC + 2 XLR/TRS INPUTS)

TIME CODE

• Connector : 1/8" stereo mini jack (Tip: IN, Ring: OUT)
• Modes : Off Int Free Run, Int Record Run, Int RTC Run Ext
• Frame rates : 23.976ND 24ND 25ND 29.97ND 29.97D 30ND 30D
• Precision :  ±0.2 ppm
• Supported inputt levels  0.2 – 5.0 Vpp
• Input impedance 4.6 kΩ
• Output level :  3.3 Vpp
• Output impedance :  50 Ω or less

POWER SUPPLIES

• Batteries :  4 AA
• AC adapter : ZOOM AD-17 (DC 5 V/1 A) • USB bus power is supported.

DISPLAY

• LCD  1.54" full color (240 ? 240)

REMOTE

• Input : RC2/RC4/RCH-5/RCH-6

USB

• Connector : USB Type-C
• Mass storage : USB 2.0 High Speed
• Audio interface with REC : USB 2.0 High Speed
• Sampling rate : 48kHz
• Bit rate : 24-bit/32-bit float
• Channels : 4 in/2 out

ESTIMATED CONTINUOUS OPERATION TIME USING BATTERIES

48 KHZ/32-BIT FLOAT, 2ch recording to MICROSDHC CARD  

•  Alkaline batteries: about 18 hours