Listen Technologies LS-71 Listen iDSP Advanced Level IV Stationary RF System

The iDSP Advanced Level IV System is the top of the Advanced RF line, built for large venues that need coverage up to roughly 3,000 feet (914.4 m).

It includes receivers, charging tray, and everything needed for immediate installation on either the 72 or 216 MHz band.

Type	Stationary RF assistive listening system
Frequency Band	72 MHz or 216 MHz
Coverage	Up to 914.4 m (3,000 ft)
Receiver Tier	Advanced Intelligent DSP
Tier	iDSP Advanced Level IV