Zoom PodTrak P4 Portable Multitrack Podcast Recorder

PodTrak P4 Portable Multitrack Podcast Recorder Specifications:

• Number of input channels 4 (mono/stereo)
• Number of output channels 1 (headphone Å~ 4)
• Connectors:
• MIC XLR jacks: (2: HOT)
• Smartphone connection jack: TRRS mini jack (4 contacts, TIP: L, RING1: R,RING2: GND, SLEEVE: MIC)
• USB:  USB Type-C (audio interface and mass storage functions)
• Note: Use a USB cable that supports data transfer. USB bus power is supported.
• DC 5 V USB Type-C (for power supply)
• Headphones 3.5 mm stereo mini
• Phantom power +48 V
• Recorder: Formats: WAV 44.1 kHz, 16-bit, mono/stereo
• Recording media: 4 GB−32 GB SDHC-compliant cards (Class 10 or higher);64 GB−512 GB SDXC-compliant cards (Class 10 or higher)
• Audio interface 44.1 kHz, 16-bit, 2-in/2-out
• Power 2 AA batteries (alkaline, NiMH or lithium) 
• We recommend using NiMH AC adapter (ZOOM AD-17): DC 5 V/1 A (USB bus power is supported.)
• Est. continuous operation time using batteries:  Recording 44.1 kHz/16-bit/4ch audio to SD card (when 48 V is OFF and headphone impedance is 63 Ω)
• Alkaline batteries: about 4 hours 
• NiMH batteries (1900 mAh): about 4.5 hours 
• Lithium batteries: about 9 hours
• The above values are approximate.• Continuous battery operation times were determined using in-house testing methods. They will vary greatly according to use conditions.
• External dimensions: 112 mm (W) Å~ 155 mm (D) Å~ 47 mm (H)Weight (unit only) 290 g