Professional Wireless Systems


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Battery Life

Battery life of wireless devices is critically important to know, but battery life can vary greatly based on the battery chemistry.

We have measured several different wireless microphone transmitters, in different modes (high and low power) and with a variety of different batteries. The graph below depicts the battery discharge curves measured with various batteries.

 Battery Discharge Graphs

Shure UR1 Bodypack, High PowerShure UR1 Bodypack, Normal Power
Shure UR1M Bodypack, High Power

Shure UR1M Bodypack, Low Power

SK5212, High Power SK5212, Low Power
TR-825, TX, No HeadsetTR-825, PTT, No Headset
Lectrosonics SMQ TX