Super Hearing Oreo 8.1+ (Amplifier Equalizer PSAP)

Test using 'Hearing Aid for Oreo 8. 1 Free' before purchase: Hearing Aid for Oreo uses audio capabilities of Android Oreo 8. 1 to deliver lowest-latency, fastest-response Hearing Aid app on Google Play! Use headset or device microphones. Listen on earphones or device earpiece/speakers. Uses Oreo low latency audio for a practically usable Hearing Aid app!