Phonak Milo UP Hearing Aid Phonak Milo UP Price-Per Fitted Ear, All Sizes Milo fulfills the promise that a Phonak is for everyone. Now, you can benefit from essential elements of CORE technology without exceeding your budget. Milo and Milo Plus accommodate virtually all degrees of hearing loss, featuring Whistle Block Technology for feedback free hearing, NoiseBlock Processing, Acoustically Optimized Venting (AOV), and more.Milo Series are available in three behind-the-ear models, including a micro, each with attractive, durable housings. Phonak Milo UP Hearing Aid Features Whistle Block Technology Digital Noise Canceler OmniDirectional . Phonak Milo UP Hearing Aid Measurements 2 Channel Fitting Range Between 60-120dB