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 severely shear the music signal at any time you want.When the teacher wanna to talk while system playing music,only need to turn on the switch on transmitter,then teacher ready to speak,volumn on music will automatically turn low.It can make sure teacher can start teaching with interrupt.

4: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-3800 Education Infrared Microphone with dual 25W amplifier

Comprehensive Parameter

Carrier Frequency:2.35~2.85MHz

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:2.35~2.85MHz

Output level:240mV

Line:450mV     

Voltage:100V~240V 50Hz

Dimension:W:300xH:198xD:60mm

Weight:1750g

Hanging Microphone

Mode:single-minded directional condenser    

Emissivity:2.35~2.85MHz

Battery:2*AA rechargeable battery 1800MAh

Working hours: nearly 12hours

Dimension:W118xL31xD35mm

Weightwith battery89.8g

Hanging Infrared Microphone Charger

Charging mode:Impulse speediness rechargeable

Voltage:100~240V 50Hz

Charging power:DC 7V 1000mA

Charging time:nearly 8hours

Dimension:W:108xH:50xD:39mm

Weight 77.6g

System Main Fuction

Audio Sinal Input: D/MP3/

campus broadcast

Musical Auto Switch

Hanging MIC has host/guest priority fuction

Power on amplifier:25W X 2

Audio output: Dual channel,4 loudspeaker plug

Built-in high sensitivity receiver