Bundle Product you can not pass up! Receivers with the Wax Guards! Size/Length: The Signia/Rexton 3.0 receivers come in sizes 0, 1, 2, 3, 4, and now 5! with 0 being the shortest length and 4 being the longest. Power: The P Power is the strongest receiver and is for severe-profound hearing loss. M Power is for moderate-severe loss. S Power is for mild-moderate. Your current receiver should display the length and power on the end that goes in your ear. If you are unsure you can always send us a picture or ask your audiologist!
