Product advisor

Find your product in 3 simple steps


Additional Receiver and stereo earphone set for WF-U99 INEAR In-Ear Monitor System

WF-U99 RX is a kit for SOUNDSATION WF-U99 INEAR systems that provides additional receivers and earphones to bands or groups of people who share same audio contents on the stage or in other monitoring applications. Rugged, reliable, easy setup, the WF-U99 RX features independent Stereo/Mono audio monitoring, PLL technology, and 99 channels. It is equipped with illuminated LCD and is absolutely easy to set up. It is even supplied with earphones that provide an optimal reproduction of the entire audio spectrum. In the package, you can also found various ear-fitting pads for an individual fit.

Buy directly online
Search Google Shopping

End of life

Contact customer service

Key features & Specifications


Key features

UHF Phase Lock circuit, stable and low harmonic radiation
99-Channels in 10 Groups with frequencies arranged in order to avoid interferences
823-832MHz + ISM Europe (863-865MHz) Carrier Wave Frequency Range
User-friendly interface with a wide illuminated LCD Display
Independent Mono/Stereo Modulation Function between Transmitter and Receiver
Excellent circuit design to achieve the best signal/noise ratio
Supplied with High-Dynamics Earphones in soft Case
Compact and robust Receiver Configuration Design
Output Connector 1/8" Stereo Jack
More specifications


Carrier Frequency UHF 823-832 + 863-865 MHz
Modulation FM Stereo
Output Power 10mW
Effective Working Distance 80 meters (without obstacles)
Oscillation Mode PLL phase-locked frequency synthesizer
Maximum Deviation ±68KHz
Comprehensive S/N ratio >105dB
Comprehensive T.H.D <0.4% @1 KHz
Audio Input 2x Line-Inputs with Combo Connectors (XLR and jack 6.3mm)
Audio Output 6.3mm Stereo Jack
Transmitter Size (WxHxD) 210 x 43 x 182 mm
Transmitter Weight 1.06 kg
Frequency Response 40Hz-16KHz±3dB
Stereo Separation =45dB @1 KHz
Receiver Output socket 3.5mm stereo headphone jack
Output Power 2x150mW (THD3%)
Battery 2x AA-Type Batteries
Receiver Current consumption 185mA (typical)
Battery Current/life About 7 hours
Receiver Size (HxWxD) 111 x 66 x 26 mm (antenna excluded)
Receiver Antenna Size (W/DxH) Ø4 x 105 mm
Receiver Weight 143 g (batteries included)
Packing Size (WxHxD) 180 x 129 x 35 mm
Packing Weight 0.2 kg

Related products


WF-U199 RX

Additional Receiver and stereo earphone ...


Wideband UHF antenna amplifier


Kit composed by UHF Wideband active dire ...


Dual UHF True Diversity Multi-Channel Wi ...


Dual UHF True Diversity Multi-Channel Wi ...


19" Rack Mount Kit for WireFree Series W ...


19" Rack Mount Kit for WireFree Series W ...


UHF Wideband antenna divider system with ...



UHF 99-Channel Stereo In-Ear Monitor Sys ...