Technosonic

100% Floating and 100% Water Proof. Robust Design with Rubberized Bumper Size: 8.98" ( diameter) x 2.68", Weight : .77lbs. Low Power Consumtion:6 Dry Cell for 5½ hours continuous operation. 57mm Neodymium Drivers with Genuine Aluminum Cone- highly responsive speakers deliver richer, and more powerful operation. Receive audio transmission from " SONIDO" Transmitter, "SONIDO " transmitter supply separately. Manual