Complete Air & Water Sound System for synchronized swimming practice. 
 
 Bluetooth, dual 200-watt amplifiers, 8-inch woofer, 2-inch tweeter, rechargeable 
batteries, 100V-250V global charger, wireless UHF hand mic, SD/USB card reader & 
recorder, 2 channel mixer with combo mic/line inputs + 3.5mm aux input, separate 
volume controls for air and underwater speakers. Includes LL916C-025 underwater 
speaker and AC202C transformer box.