SONY wireless speaker SRS-X99 (Japan domestic product) Maximum external dimensions (width  height  depth): about 430mm  133mm  125mm / Weight: about 4700g Power: AC100V (50 / 60Hz) / power consumption (AC power supply is used) about 50W Accessories: remote control (1), for the remote control AAA batteries (2), magnet for removing grill (2), power cord (1), cleaning cloth (1), USB cable (1) English manual URL (PDF):https://docs.sony.com/release/SRSX99_EN_ES_FR.pdf Japanese manual URL (PDF):http://www.sony.jp/ServiceArea/impdf/pdf/45675030M-JP.pdf