Detailed Product Description

 Infrared delegate microphone HT-8500d

a.    Newly digital design

b.    Portable table moving and microphone pipe can be pull out. Extended pipe optional.

c.    Electric capacity type microphone, equipped with windshield cover

d.    LCD display microphone ID, signal level, battery level, microphone state, control channel,

       etc.

e.    Equipped with microphone on/off key and indicator.

f.     Equipped with 5 function keys to set microphone id, control channel, LCD contrast and

       light time.

g.    Auto-Close: Microphone will turn off automatically if there is no action of this microphone

       in 90 seconds..

h.    Microphone will shut off the power in 60 seconds to save battery power if system

       communication is error.

i.     LCD will display IR Signal Weak if the IR signal is weak when microphone working.

Infrared chairman microphone HT-8500c

Including the functions of the delegate unit, chairman unit has other following functions:

a.    Chairman microphone can turn on any time.

b.    In one system microphones just support one chairman microphone and the ID number

       should be 1.

c.    Priority function: chairman can turn off delegate microphones any time.

d.    Chairman only mode: Delegate microphone can not be turned on again after chairman

       microphone press priority button. The chairman need quit this mode first, and then

       delegate microphone can be turned on again.