The power plug can be selected. Please note the specification of the power adapter when placing an order: US Plug / EU Plug / UK Plug / AU Plug      Preamp X2 with Dual-channel digital preamp pedal, based on MOOER's unique MNRS sampling technologyIncludes 14 preset slots that can store two different channel settings each     Supports loading MNRS, GNR, and GIR files via MOOER STUDIO to expand your tonal palette     Dual-footswitch controls for preset scrolling or A/B channel switching     3 global cabinet simulation files with support for loading third-party impulse response files or GIR files     Comes with specialized editor software for preset management, IR loading, and firmware updates       technical parameter:     Input: 1 1/4'' mono input connector (impedance 1Mohm)     Output: 1 1/4'' mono output connector (impedance 510ohm)     Storage location: 14     Exported AMP models: 28 (can be replaced with GNR)     Exported CAB models: 3 (used globally, can be replaced by GIR or IR)     Ir sampling specification: 44.1kHz/24bit/1024points     Power requirements: 9V internal negative and external positive 300mA (recommended to use the original power supply)     Size: 75x115x33mm     Weight: 0.334kg     Accessories: power supply, Type-C to Type-A data cable, sticker