Compatible with GENIUS and GENIUS 2.0 Miracle-Ear hearing aids; ME5400/5300, ME4400/4300, ME3400/3300 and ME2400. The app will provide you all of the functions if configured by your Hearing Care Specialist. Please thoroughly read the manual of your hearing aids before using this app. Change listening programs: With intuitive buttons, it is simple to change your listening programs. Volume Control: You can increase and decrease the volume of your hearing aids with a simple touch on the screen, as with the discretion of texting. Mute: You can quickly mute your hearing aids with one touch of the app screen. Battery Status: Check the battery status of your GENIUS 2.0 hearing instruments. Bass & Treble: Adjust the TrebleControl to fine tune the sound quality of your hearing aids. Speech Navigator: Adjust the span and direction of the microphones on GENIUS and GENIUS 2.0 technology only (ME5400/5300, ME4400/4300, ME2400). Tinnitus Control: Easily adjust the volume on your tinnitus program if set by your Hearing Care Specialist. Display: The screen of your iOS device becomes a visual display for controlling your hearing aids. Intended use: The GENIUScontrol App is intended to control Miracle-Ear hearing instruments by a patient within parameters set by the Hearing Care Specialist. Device compatibility: GENIUScontrol App is compatible with any Android device running Android 2.3 or higher. We recommend using a Smartphone device rather than a tablet device for preferred user interaction. Hearing aid compatibility: The app is only compatible with the latest generation of Miracle-Ear Hearing Aids; ME5400/5300 (ME-1), ME4400/4300 (ME-2), ME3400/3300 (ME-3) and ME2275/ME2400 (ME-4). Control signals: This app generates short ultra-high frequency control signals which are designed to be played through the devices speakers and may be audible. To ensure correct operation and for safety reasons: 1. While using the app do not hold the loudspeaker of this device to your ears or the ears of others. 2. While using the app do not use the device with headphones, headsets or other audio playback devices. Start controlling your smart hearing aids now- they’re GENIUS!