Sharp Sound Partner White AN-WSP1

Maximum reach distance: Approximately 70m (straight line of sight distance) Dimensions (width x depth x height): 151 x 71 x 83 mm (speaker unit)/65 x 52 x 23 mm (transmitter) Mass: Approx. 260g (speaker unit)/Approx. 40g (transmitter) Charging time: Up to about 5 hours (using AC adapter) Continuous use time: Up to about 10 hours