Mini Wireless Microphones for Teaching Meeting

Mini portable clip wireless microphones for teacher (clip microphone type)
A. Clip Wireless microphones
B. Clip wireless microphones for teacher
C. Mini wireless microphone solution
D. Mini clip wireless microphone
E. Mini clip wireless teacher microphone
F. Wireless clip microphones solution
G. CE/FCC/TELEC Certificates approved
Features:
1). The minimum size of all wireless teacher microphone series, portable handheld type, support belt-clip and neck-hanging.
2). Powered by rechargeable Li-Battery. (continually working over 4 hours)
3). Embedded Charge circuit with USB interface.
4). LCD screen shows channel, volume, power and charging status.
5). Supporting both internal and external microphone input.
6). Supporting PPT page up and down, matching with USB dongle.
7). Noise elimination circuit eliminating noise of switching on power on/off.
8). Auto mute when signal is weak or no signal.
9). Supporting over 100 classrooms using simultaneously and never crosstalk!
>>> PLUS:
As a manufacturer in 2.4GHz digital wireless classroom audio system for over 9 years, Soyo Technology offer full wireless teacher microphones and loudspeaker system:--2.4G RF Wireless Classroom Loudspeaker System (model: SOYO-EW01)
--2.4G RF Wireless Classroom Microphones System (model: SOYO-EW02)
--2.4G RF Wireless Classroom Voice Amplification System (model: SOYO-EW03)
--2.4G RF Portable Wireless Loudspeaker System (model: SOYO-EW04)
--2.4G RF Wireless Audio Module For Multi-media Classroom Solution (model: SOYO-EW05)
>>> For Teacher:
We have follow wireless microphone available for your choice:A. Handheld wireless microphone,
B. Headset wireless microphone,
C. Lapel wireless microphone,
D. Body-pack wireless microphone,
E. Belt-pack wireless microphone, etc
>>> For Classroom:
We have follow items for classroom available for option:A. Wireless classroom loudspeaker version
B. Wireless voice amplification version
C. Portable wireless loudspeaker versionNO.ModelSOYO-WTG051DescriptionChocolate Wireless Microphone2Power(input voltage)rechargeable lithium battery3Work currency120mA (MAX)4Operate temperature-25 ~ 85 ºC5Frequency2400 ~ 2483MHz6modulateGFSK7Channel width1 MHz8Transmit power20 dBm9Input levelMax 1.0Vpk10Input impedance10k Ohm11Input interfaceTwo kind input mode:
1. Microphone input
2. Stereo sound input12Output impedance1k Ohm13Input-output gain ratio1:114Delay2 ms15SNR95 dB16Distortion0.8 % @ 1kHz17Dynamic range90dB18Dimension88mm*25mm*12mm19Weight0.03kg