Frequency band: A1, 470-516 MHz

Configurations:
‍- 4x Tx / 4x Rx rack / 4x IE4 earbuds w/ AC3 combiner & A2003 antenna & 20' BNC cable
- 8x Tx / 12x Rx rack* / 12x IE4 earbuds w/ 2x AC3 combiner & A2003 antenna & 20' BNC cable

‍Transmitter Model: SR IEM G4

Inputs:
2 x XLR-3 combo (TRS 1/4" + XLR)
Outputs:  
TRS 1/4" headphones w/ volume control
2 x TRS 1/4" loop out
Features:
On/Off button
Backlit display screen
Ethernet (RJ45) for monitoring/control
Infrared interface for programming
Battery level indicator
Net Weight: 1.0 kg (2.2 lbs)

Receiver Model: EK IEM G4

Connector: 3.5mm (1/8") stereo jack
Features:
On/Off/Volume control knob
Mute switch and indicator
Lock functions
Backlit display screen
Infrared interface for programming
Battery level indicator
Belt clip
Battery type: 2 x AA
Net Weight: 0.2 kg (0.3 lbs)

*Comes fully networked with built in gigabit switch and custom I/O panel. (router not included)