Set of 2 - AKG (1) Wireless Transmitter PT81 & (1) Mic HT81 734.400 MHz *READ AD | eBay
GREAT AKG WIRELESS PR81 & PT81 SYSTEM W/EXTRAS | #163844098
Headworn Headset Microphone For AKG PT80 PT81 PT400 PT4000 Wireless Bodypack Mic | eBay
PT60 - AKG US
Amazon.com: AV-Leader AVL620 Professional Water Resistant Headset Microphone for AKG Wireless Systems_ Great for Aerobic & Yoga Classes! : Musical Instruments