THIS PRODUCT COMES COMPLETE WITH FULL MANUFACTURERS WARRANTY

*Specifically designed as an acoustic underwater telephone for the Mantis full face mask (mask not included) *Able to equalize like a standard scuba mask *Utilizes new super mic which is noise cancelling and fully floodable to any depth *Fully customizable to use your 2nd stage regulator * Uses ultrasonic upper single sideband for transmission * Provides moderate range and clear diver-to-diver voice communication * NOMINAL RANGE: 50 to 500 meters depending on Sea Conditions and noise levels *OPERATING DEPTH: 130 Feet of Sea Water *BATTERY TYPE: 9 volt *BATTERY LIFE: 8 to 10 hours * FULL MANUFACTURER´S WARRANTY *SCUBA diving equipment