Enhanced Sound Receiver ESR-11 is here to solve your problem!
ESR-11 is compact wireless RF receiver that delivers the sound to your mobile phone without noise or latency. Perfect for convention speeches, concert music, sports broadcasts, etc. It also has built-in microphone to catch the excitement in your surrounding.
What can ESR-11 do?
Hear the difference!
Rudy Giuliani RNC 2016
Butiegieg Iowa 2019
for iPhones with only Lightning jack
for Pixel phones with only USB-C jack