Preview

Patented Product,Counterfeiting Not Allowed

1:This education systerm is special designed for school. When you set-up for tens and hundreds of classroom,you only need to give one infrared transmitter to each teacher,whatever which room the teacher in, it works at the same time.Completely solve the troublesome that previously the wireless must use a same frequency on transmitter and receiver.This great improve make more convenient in school

2:This kinds of transmitter is high-tech on rechargable battery and charger.Usually it can works for more than 8hours,save the huge cost on changing battery for school.

3:This system can make sure no matter how many classroom use it at the same time.there will be no interrupt on frequency.Keep a quiet  teaching environment.

WT-3200 Education Infrared Microphone with dual 25W amplifier

Comprehensive Parameter

Carrier Frequency:2.35MHz

S/N ratio:>100dB

Diverge Degree:±40Hz with compander circuit

Distortion:<0.2%,A weight 1KHz

Range on frequency:40Hz~15k±3dB

Audio Transmition:Digital infrared

Chief ReceiverMachine

Receiver Requency:2.35MHz

Mic Output level:240mV

Line:450mV     

Voltage:100V~240V 50Hz

Dimension: W275xL172xD41mm

Weight: 2150g

Lavalier Microphone

Mode:single-minded directional condenser    

Emissivity:2.35MHz

Battery:Nickel hydrogen rechargeable battery 2.4V 2500MAh

Working hours: nearly 7hours

Dimension:head diameter 50*240mm

Weightwith battery180g

Hanging Infrared Microphone Charger

Charging mode:Impulse speediness rechargeable

Voltage:100~240V 50Hz

Charging power:DC 4.7V 300mA

Charging time:nearly 12hours

Dimension:W 180xH:90xD:87mm 

Weight 100g