Segon Professional Audio - JS-WM18D

JS-WM18D 2 handheld wireless microphone with dual True Diversity UHF receiver, 30 mW RF power, ideals for vocal, singing or professional audio applications.
The kit includes a pair of 30 mW FM handheld transmitters equipped with an LCD screen to display informations and powered by 2 x 1.5 V AA batteries (autonomy of continuous use: 6 hours) and a two channels PLL receiver. The rack mount desktop receiver has a pair of antennas, 30 groups of PLL frequencies in the UHF range from 660 to 690 MHz for a total of 240 channels.

It is equipped with an anti-interference system for the simultaneous operation of several units. With a range of 80 m, it has infrared "sync" function to transmit the frequency to the transmitters. Unbalanced jack and balanced 2 x XLR audio output. Technical characteristics

Reception method	UHF Dual Diversity UHF set, handheld micro-transmitter
System	synthesized PLL
Frequency stability	< +30 ppm
Image interferes rate	> 80 dB
S/N ratio	> 90 dB
Sensitivity	-17 dBuV
Total harmonic distortion	< 0.5%
Frequency response	40 – 15,000 Hz (±3 dB)
Output impedance	600 ohm
Audio output level	400 mV, symmetrical / asymmetrical
Display	LCD
Audio output sockets	XLR symmetrical, jack asymmetrical
Antenna socket	2 x BNC
Power supply	13.5 VDC
Consumption	< 4 W
Dimensions (L x P x H)	210 x 215 x 45 mm (1/2 rack 19")
Weight (receiver + handheld microphone)	1.4 kg
Transmitter box + lavalier microphone	JS-WM18B