G-MARK G320AM Wireless Microphone System Professional UHF Automatic Handheld Microphone Frequency Adjustable 100M receive

G MARK. SPECIFICATIONS. System parameters: Audio frequency response: 50Hz-18KHz Dynamic range: ge 80dB System distortion: le1 Signal to noise ratio: ge 60dB Ideal distance: 80m Operating temperature range: 5-4.5 Carrier frequency range: 520-580 MHz. TRANSMITTER. Frequency stability: plusmn 0.005 Carrier output power: le 30Mw Spurious radiation suppression: 40dB Modulation: FM Maximum modulation: plusmn 75KHz Pickup mode: moving coil Use power: 1.5V Battery power consumption: RECEIVER. Receiver sensitivity: 40dB To increase: 50muS Audio output impedance: 600Omega Audio output level: 0-0.5V Use power: AC110-240V50 60Hz Power consumption: 3W Volume: 420X210X45mm. FEATURES: 1. Dual channel dual antenna receive signal design. 2. UHF band transmission signal, the frequency can be adjusted, the frequency range is between 520-580MHz. 3. Receiver and transmitter are equipped with VA LCD display, working state at a glance. 4. The back of the receiver is equipped with 2 rubber antennas to enhance