SR 40 FLEXX

Three selectable UHF frequencies for interference-free reception.
Diversity: maximum transmission reliability even in difficult environments. The system automatically selects the antenna providing the best signal.
Adjustable squelch
Multichannel capability for simultaneous use of up to nine channels (maximum number of channel depends on local frequency plans).
All-metal case
High Definition Audio Performance technology ensures the legendary, realistic AKG sound and perfect audio transmission.

Also available in conjuction with a WMS 40 PRO SET FLEXX:

The receiver shall be a UHF diversity receiver with three selectable frequencies in the 660 MHz to 865 MHz band. The receiver shall provide an on/off switch, frequency selector switch, and audio level, RF, and power indicators. The audio bandwidth shall be 35 Hz to 20 kHz, with 0.8% typical THD at 1 kHz. The typical A-weighted signal/noise ratio shall be 110 dB(A). The audio output shall be available on a balanced XLR and an unbalanced TS 1/4" jack, adjustable in level, and deliver 500 mV rms at rated deviation. The receiver shall be housed in a half-rack metal case for easy rack mounting.

Modulation	FM
THD	typ. 0,8 % (at 1 kHz)
Signal/noise ratio	typ. 110 dB(A)
Power supply	120/230 V AC
Audio outputs	bal. XLR and unbal. 1/4" jack, output level adjustable, at rated deviation: 500 mV rms.
Dimensions	200 x 190 x 44 mm (7.8 x 7.4 x 1.7 in.)
Net weight	665 g (1.5 lbs.)