Specifications:

• Type: Interface
• Manufacturer: Focusrite
• Model: 18I16_4GEN
• Number of Microphone Preamps: 4
• Phantom Power: Yes (Independent)
• Instrument Inputs: 2
• Line Inputs: 8
• Air Mode: Yes
• Auto Gain: Yes
• Clip Safe: Yes
• Line Outputs: 4
• Headphone Outputs: 2
• ADAT Inputs: 1
• ADAT Outputs: 1
• SPDIF Inputs: 1
• SPDIF Outputs: 1
• MIDI Inputs: 1
• MIDI Outputs: 1
• Loopback: Yes
• Connectivity: USB Type-C
• Protocol: USB 2.0
• Form Factor: Desktop
• Simultaneous I/O: 20 x 18 (including Loopback)
• A/D Resolution: 24-bit/192 kHz
• Bus Powered: Yes (3A)
• Dimensions: Height: 60.5mm; Width: 240mm; Depth: 169.4mm
• Weight: 1.494kg
• Supported sample rates: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz

Microphone inputs

• Frequency Response: 20-20kHz ± 0.06dB
• Dynamic Range: 116dB (A-Weighted)
• THD+N: -100dB @ 8dB gain
• Noise EIN: -127dBu (A-Weighted)
• Maximum Input Level: 16dBu
• Gain Range: 69dB
• Impedance: 3kΩ
• Variable Line inputs
• Frequency Response: 20-20kHz ± 0.05dB
• Dynamic Range: 115.5dB (A-Weighted)
• THD+N: -100dB @ 8dB gain
• Maximum Input Level: 22dBu
• Gain Range: 69dB
• Impedance: 24kΩ

Fixed Line inputs

• Frequency Response: 20-20kHz ± 0.02dB
• Dynamic Range: 115.5dB (A-Weighted)
• THD+N: -106dB
• Maximum Input Level: 22dBu
• Impedance: 48kΩ

Instrument inputs

• Frequency Response: 20-20kHz ± 0.05dB
• Dynamic Range: 113dB (A-Weighted)
• THD+N: -80dB @ 8dB gain
• Maximum Input Level: 12dBu
• Gain Range: 62dB
• Impedance: 1MΩ

Line outputs (Balanced)

• Frequency Response: 20-20kHz ± 0.02dB
• Dynamic Range: 122dB (A-Weighted)
• THD+N: -112dB
• Maximum Output Level: 16dBu
• Impedance: 200Ω

Headphone outputs

• Frequency Response: 20-20kHz ± 0.1dB @ 33Ω / 300Ω
• Dynamic Range: 112dB @ 33Ω
• 116dB @ 300Ω
• THD+N: -100dB @ 33Ω (Minimum); -110dB @ 300Ω (Minimum)
• Maximum Output Level: 5dBu into 33Ω; 11dBu into 300Ω
• Maximum Output Power: 57mW into 33Ω; 27mW into 300Ω
• Impedance: 11Ω

Analogue to Digital Converter

• THD+N: -110dB
• Dynamic Range: 120dB

Digital to Analogue Converter

• THD+N: -115dB
• Dynamic Range: 130dB (A-Weighted)

Power

• USB: 3A
• External (Optional): 15W

In the box:

• Scarlett 18i16 audio interface
• 1.5m USB-C to USB-C cable
• USB-C to USB-A adaptor
• External power supply