iFi Audio iDSD GR 2 MT - Amplis casque portables

ifi Audio iDSD GR 2 MT, Headphone Amplifier, Hi-Res USB DAC + headphone amp, Master-tuned by Steve Levine with 2 signature filters, Headphone socket: 3.5 mm stereo jack and 4.4 mm balanced jack, Output impedance: =0.4 ohms, =4.5 ohms with iEMatch (Bal), =0.2 ohms, =4.4 ohms with iEMatch (S-Bal), Total harmonic distortion: 0,006% @ 16 Ohm (headphone outputs), Bluetooth Version 5.4, Bluetooth codecs: LDAC, LHDC/HWA, aptX Adaptive, aptX HD, aptX, AAC, SBC, Bluetooth chip: Burr Brown PCM1795, Operating time: approx. 7 hours, Power: 4.26 V / 567 mW @ 32 Ohm, 4.27 V / 30 mW @ 600 Ohm, Power (balanced): 6.94 V / 1513 mW @ 32 ohms, 8.60 V / 119 mW @ 600 ohms, 2 analogue modes: XSpace (for an immersive, concert-like sound) and XBass (for boosting bass on recordings or when using headphones with weak bass), K2HD audio upscaling, App connection for updates and control, OLED touchscreen, Power supply: 5V, Includes a USB-A to USB-C cable, a USB-C to USB-C cable, a microfibre protective case and ins