Each bidirectional Spectera SEK body pack manages both an IEM/IFB and a mic/line stream simultaneously.

Plus, they allow for full remote control and monitoring, via identical RF connection, of IEM volume, audio level and settings, RF health, battery status, and more via Spectera WebUI and SoundBase software. Variants include UHF (470–608 MHz and 630–698 MHz)

3-pin mic/line input and IEM/IFB 3.5 mm headphone connector

Up to 7 hours of operating time depending on the selected audio link mode and settings with rechargeable lithium-ion battery BA 70 (sold separately)