![Amazon.com: Phenyx Pro Wireless Microphone System, Quad Channel Wireless Mic, w/ 4 Handheld Dynamic Microphones, 4x40 Channels, Auto Scan, Long Distance 328ft, Microphone for Singing, Church, Karaoke (PTU-7000A) : Musical Instruments Amazon.com: Phenyx Pro Wireless Microphone System, Quad Channel Wireless Mic, w/ 4 Handheld Dynamic Microphones, 4x40 Channels, Auto Scan, Long Distance 328ft, Microphone for Singing, Church, Karaoke (PTU-7000A) : Musical Instruments](https://m.media-amazon.com/images/I/71Gj+RRs2CL.jpg)
Amazon.com: Phenyx Pro Wireless Microphone System, Quad Channel Wireless Mic, w/ 4 Handheld Dynamic Microphones, 4x40 Channels, Auto Scan, Long Distance 328ft, Microphone for Singing, Church, Karaoke (PTU-7000A) : Musical Instruments
![Amazon.com: Phenyx Pro Wireless Microphone System, Metal Wireless Mic Set with Case,Handheld Cordless Dynamic Microphones for Singing, Karaoke, Church, DJ, 2x30 UHF Adjustable Frequencies, 200ft Range (PTU-52) : Musical Instruments Amazon.com: Phenyx Pro Wireless Microphone System, Metal Wireless Mic Set with Case,Handheld Cordless Dynamic Microphones for Singing, Karaoke, Church, DJ, 2x30 UHF Adjustable Frequencies, 200ft Range (PTU-52) : Musical Instruments](https://m.media-amazon.com/images/I/619TvMN3bHL.jpg)
Amazon.com: Phenyx Pro Wireless Microphone System, Metal Wireless Mic Set with Case,Handheld Cordless Dynamic Microphones for Singing, Karaoke, Church, DJ, 2x30 UHF Adjustable Frequencies, 200ft Range (PTU-52) : Musical Instruments
![Arjun Singh on Twitter: "The PTU (Power Transfer Unit) on the #A320 enables 🎾 system to be supplied by the 🌕 system & vice versa without fluid exchange between the two systems. Arjun Singh on Twitter: "The PTU (Power Transfer Unit) on the #A320 enables 🎾 system to be supplied by the 🌕 system & vice versa without fluid exchange between the two systems.](https://pbs.twimg.com/media/FdqRHA-VQAAJ-RI.jpg:large)