Are you recording background noise?
Posting poor sound quality?

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

Recording with ESR-11
Play Video
Standard recording
Play Video

Butiegieg Iowa 2019

Recording with ESR-11
Play Video
Standard recording
Play Video

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ESR-11
for mobile phones with 3.5mm jack

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ESR-11 + Lightning adapter
for iPhones with only Lightning jack

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ESR-11 + USB-C adapter
for Pixel phones with only USB-C jack
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