Type of Receiver : R400
RF Carrier Frequency Range : 486.400 - 511.900 MHz
Approx. Working Range : not specified by manufacturer
Overall Frequency Response : 30Hz to 20kHz (+/- 1dB)

Signal-to-Noise Ratio :
@ receiver output (dB)
SmartNR Off - 103.5dB
SmartNR Normal - 107dB
SmartNR Full - 108.5dB

Number Of Channels : 256 User Selectable UHF Frequencies
Type of Output : Balanced 3-pin XLR, Unbalanced 1/4" Phone
Headphone Monitoring : No
Power Requirements : Minimum 8 volts to maximum 18 volts DC; 1.6 W, 200mA maximum
Battery Type/Approx. Life : not applicable, DC power only

Display : LCD Main Window:
Pilot tone; antenna phase, transmitter battery status, audio level, RF level, battery timer, frequency, and Transmitter switch setting

Mounting Options : Optional RMPR400-1 / RMPR400-2, single and dual unit rack mount kits.
Antenna Type : Antenna Type
Dimensions : 14 x 4.5 x 16cm (5.50 x 1.75 x 6.25 in)
Weight : 350 gr (12.4 oz)