Recorder: Recording medium: - Micro SD card (64 MB - 2 GB) - Micro SDHC card (4 - 32 GB) - Micro SDXC card (48 - 512 GB) Recording and playback formats: - WAV (BWF ): sampling rate 44.1/48/96 kHz; Resolution 16/24-bit or 32-bit floating point - MP3: 44.1/48 kHz, 128/192/256/320 kbit/s - Input channels: 4 (maximum) - Recording tracks: 6 (4 tracks + stereo track) Analog audio inputs : Microphone inputs 3-4 (balanced): - XLR-3-31 (1: ground, 2: hot (+), 3: cold (-)) - 1/4" jack, 3-pin (tip: hot (+), ring: cold (–), sleeve: ground) - (phantom power only via XLR sockets) - input impedance: ≥2.2 kΩ - maximum input level: +2 dBu - minimum input level: −75 dBu Line inputs 3 –4: - XLR-3-31 (1: ground, 2: hot (+), 3: cold (–)) - 1/4" jack, 3 pole (tip: hot (+), ring: cold (–), sleeve: ground) - Input impedance: ≥9 kΩ - Maximum input level: +24 dBu (GAIN in minimum position) - Minimum input level: −53 dBu - MIC/EXT IN (unbalanced): 3.5 mm jack sockets (with power supply for miniature microphones) Input impedance: - 10 kΩ (power supply off) - 1.8 kΩ (power supply on) - Maximum input level: 0 dBV - Minimum input level: −67 dBV Anal Above audio outputs: Line output (LINE OUT, unbalanced): 3.5 mm stereo mini-jack socket Output impedance: 200 Ω Nominal output level: −14 dBV Maximum output level: +6 dBV Headphone output: 3.5 mm stereo mini-jack socket Max Output power: 45 mW + 45 mW (THD+N distortion: <0.1% at 32 Ω) Built-in speaker: 0.4 W (mono) Other connections: USB connection: USB female (type C) Format: USB 2.0 High-Speed, Mass Storage Class Bluetooth Adapter Connector: Only for Tascam AK-BT1 Bluetooth Adapter Audio Performance: Equivalent Input Noise (EIN, Mic Inputs 3-4): ≤−125 dBu Frequency Response (Inputs 3-4 to PCM- Data): - Fs 48 kHz: 20 Hz - 20 kHz, +0/-0.3 dB (JEITA) - Fs 96 kHz: 20 Hz - 40 kHz, +0/-0.7 dB (JEITA) dynamic range (20 -kHz SPCL low-pass filter, A-weighted, field app): - Inputs 3-4 to PCM data: ≥112 dB (48/96 kHz) Signal-to-noise ratio (20 kHz SPCL low-pass filter, A-weighted): - Inputs 3-4: 112dB (48/96kHz) MIC/EXT IN: - 10 3dB (48kHz) - 105dB (96kHz) Distortion (THD+N, 1kHz sine, -5dBFS at input, GAIN at minimum, 20kHz SPCL low pass filter): - Inputs 3-4 (LINE IN ) to PCM data: 0.008% - Inputs 3-4 (MIC IN) to PCM data: 0.006% Power supply and other data: Power supply voltage: - 4 AA cells (alkaline, Ni-MH or lithium batteries ) - USB connection to a computer - AC adapter ( Tascam PS-P520U, available as an accessory) - Power consumption: 7.5 W (maximum) - Display: 2.4-inch full-color LCD touch screen (6 cm diagonal) - Dimensions (W × H × D): 75mm × 174mm × 37mm (excluding protrusions) - Weight: 365g (with batteries) / 265g (without batteries) - Operating temperature range: 0-40°C - Approximate run time on battery power (continuous, hours:minutes) Alkaline batteries (Evolta): - Included microphones, phantom power off, Stereo WAV recording at 44.1 kHz / 24-bit: 13:30 - Included microphones plus inputs 3-4, phantom power Power on, 44.1 kHz/24-bit stereo WAV recording: 5:30 NiMH rechargeable batteries (Eneloop): - Supplied microphones, phantom power off, 44.1 kHz/24-bit stereo WAV recording: 11: 00 - Included mics plus inputs 3-4, phantom power on, 44.1kHz/24-bit stereo WAV recording: 5:30 lithium batteries (Energizer Ultimate Lithium): - Included mics, phantom power off, stereo WAV Recording at 44.1 kHz / 24-bit: 22:00 - Supplied microphones plus inputs 3-4, phantom power on, Stereo WAV recording at 44.1 kHz / 24-bit: 11:30 Supported operating systems: - Windows 11 (version 22H2) Windows 11 (version 22H1) Windows 10 (November 2021, version 21H2) Windows 10 (May 2021, version 21H1) - macOS Ventura (13.0) macOS Monterey (12.0) macOS Big Sur (11.0) - iOS 16 / iPadOS 16