Frequency Range: UHF 819-823MHz

Frequency Stability: within ±0.005%

Frequency Response: 50Hz-15KHz

Maximum Output Level: ±10Dbv

Main Power: AC 220V-50HZ

Can selet the follow items: 

MODEL: HU-20A-2H(W/ 2 -HAND MIC.) 

MODEL: HU-20A-2T(W/ 2 -TIE MIC. & 2-HEAD MIC.) 

MODEL: HU-20A-2D(W/ 2 -DESK MIC.) 

MODEL: HU-20A-TH(W/ 1-HAND. & 1TIE & 1HEAD MIC.)

Input:100-240V AC(50/60HZ)

Handheld Transmitter Specification:

Power Supply: 2x1.5v AA battery

Battery Life: High power 5 hours(30mW)

                      Low power 10 hours(3mW)

Features：

LCD display screen.

 Housing: Metal

Applicable to: Classrooms, small meeting rooms, shopping malls and so on.