Receiver Wire Advice

If you do not know the size of receiver or tube you need, Have a look near the tip of your old tubes. There should be a number, usually red on the right side and blue on the left, OR Alternately, Email us having taken the measurement from the top of your ear where spectacles would sit, straight down to the centre of the ear canal entrance, in millimetres, as shown in the picture to the right.
As a rough guide for PHONAK & UNITRON: 26mm or less = 0,
27mm to 30mm = 1,
31mm to 34mm = 2,
35mm+ = 3

Replace your receiver tubes ONCE A YEAR for optimal performance.