Detail 01
1,680 selectable UHF frequencies
Provides selectable frequencies within up to 42 MHz of bandwidth.

Independent shopping perspective
A wireless in-ear monitoring system for musicians and vocalists, pairing the SR IEM G4 transmitter, EK IEM G4 receiver, and IE 4 earphones.


Strong match
Consider the trade-offs
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.

Detail 01
Provides selectable frequencies within up to 42 MHz of bandwidth.
Detail 02
Designed to prevent signal dropouts during performance.
Detail 03
Included monitors with a stated 15 Hz–18 kHz response, 123 dB SPL sensitivity, and 16-ohm impedance.
Detail 04
Allows fast automatic synchronization between transmitter and receiver.
Final check

Product questions
Straight answers to the questions shoppers most often ask about this product.
It includes the SR IEM G4 transmitter, EK IEM G4 receiver, IE 4 in-ear monitors, and a GA3 rackmount kit.
The receiver is stated to provide up to eight hours of battery life from two AA cells.
The stated transmission range is up to 330 ft.
The supplied product data states backwards compatibility with Sennheiser evolution G1, G2, and G3 in-ear monitors.
Reference
The complete catalog record, organized around the decisions musicians make when comparing gear.