Model :TX-820D

TX-820D Technical Parameter

Two UHF wireless internet channels, each channel has 300 frequency to set.

Built-in advanced sweep-frequency function to skip working frequency and other frequency so as to avoid disturbing.

Inside three grade power adjustment, each grade about 20 meters.

With LCD screen to indicate the working status.

Infrared automatic frequency counter, and ACT automatically pick up of frequency. Frequency rangeMulti-frequency to pick up as 520MHZ-570MHZ, 612MHZ-692MHZ, 715MHZ---785MHZand 810MHZ-840MHZ

No series frequency interference in circustance of 100sets working together

Transmitting power: 10db

Working distance:1meter to 500meter

u Voltage for central transmitterDC:12V / 14V2A.

u Current600MHA .

u Power5W.

u Receiving sensitivity-105dBM.

u Audio output

u voltage0.3V.

u Adjacent frequency interference suppression>60dB.Core directivity: Heart shape.

u Sound pick-up sensitivity: >20dBM1V

u ransmitting power: >+20dBM(10MW).

u Microphone power consumption: 120MHA.

u Receiving effective distance: 250meter to 500 meter without any obstacle..

u Audio response50HZ—15KHZ.

u Frequency stability+-0.001%.

u S/N>100DB.HD<0.01%

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