CROS hearing aids suitable if you have hearing loss in Right ear and normal or reduced hearing in your Left ear. This type of hearing solution has two parts, involving one for transmitting sound and one to receive it. One part of the CROS hearing solution would be placed into your poorer hearing ear and basically consists of a microphone and a transmitter which picks up the sounds around you. The transmitter works cleverly to send sounds wirelessly to the receiver and amplifier unit in your good ear allowing you to stay connected to your family and friends. Original cost: $7000.00. As new. Includes: CROS hearing aids Ampli-Cros R PO R CBG OT Ampli-Energy R 5PR R CBG OT Charger, Cable and travel case Original box and user guides