IK Multimedia iRig Pro I/O, Universal audio and MIDI interface for mobile devices and computers, Combo XLR input and 6.3 mm jack for microphone-, line-, and instrument signals, High-quality preamp with adjustable gain, High-quality A/D, D/A conversion with up to 24 bit / 96 kHz, Adjustable stereo headphone output, MIDI input and output, Power supply via USB, 2x AA batteries, or optional power supply (not included), Headphone output: 3.5 mm stereo jack, unbalanced, 100 mW at 50 ohms, MIDI input and output: 2x 2.5 mm mono jack, Power supply connection 5.4 V DC (optional power supply: Article Nr #417705#, not included), Device connection: Mini-DIN, Dimensions: 43 x 127 x 37 mm, Weight: 120 g (without batteries)@+*Microphone input:*@+@+, XLR balanced, + 48V +/- 4V Phantom power, 40 dB Gain range, Impedance 1.6 kOhm, Frequency range: 20 - 20,000 Hz +/- 1.5 dB, Noise level: -103 dB (A), -97 dB RMS@+*Instrument input:*@+@+, 6.3 mm Jack unbalanced, 27 dB Gain range, Impedance: 1 kOhm, Frequency range: 20 - 20,000 Hz +/- 1.5 dB, Noise level: -103 dB (A), -97 dB RMS@+*Included in delivery:*@+@+, IRig Pro I/O audio MIDI interface, Lightning to mini-DIN adapter cable, 0.6 m, USB to mini-DIN adapter cable 0.6 m, 2x 2.5 mm jack MIDI adapter cable, 1.6 m, 2x 1.5V AA battery, Comprehensive software package AmpliTube 4 and AmpliTube 5 SE as download from manufacturer / app store