System features
- Support Mode: Limit (1/2/3/4), FIFO (1/2/3/4), Chairman Only, microphones in one system up to 999 units, 5 microphones(1 chairman+4 delegates) can be turned on at the same time.
- Microphones can be operated on either their built-in rechargeable batteries. Battery life approx. 8 hours during speech and approx. 16 hours when standby.
- Wireless communication system eliminates the need of connecting the conference units. Installation can be done quick and smart without cumbersome arrangements.
- Adopt multichannel high band and intermediate band frequency selective filtering, fully eliminate interference signal
- Built-in feedback eliminating technology which can decrease the feedback and noise effectively
- Built-in multiple noise detecting circuit and TONE-LOCK system to make sure the system has strong anti-jamming function
- Operation distance up to 100 meters with the best condition, 50 meters in normal condition.
- Support video camera auto-track function with video processor
Wireless meeting system receiver unit HT-2288R
Features of wireless conference system receiver unit HT-2288R
- Support Mode: Limit (1/2/3/4), FIFO (1/2/3/4), Chairman Only
- Support video camera auto-track with video processor via RJ45 interface.
- 160×32 dot matrix LCD display system information
- Receiver can control the microphone status when powered off, such as clear or shutting off all microphones.
- Designed accordance to UL, CE and RTTE standards
- Installation: 2U ,19-inch frame
Technical parameter of wireless conference system receiver unit:
|
Items |
Parameter |
Audio channel |
Transmission method |
UHF Wireless (one way) |
Audio channel |
5 (1 chairman,4 delegate) |
Carrier frequency band |
500MHz~950MHz |
Modulation method |
FM |
Receiving sensitivity |
-100dBM |
Audio gain |
≤20 |
Frequency response |
50Hz-15KHz |
S/N Ratio |
>85dB |
T.H.D. |
<0.8% |
Data control channel |
Transmission method |
Wireless (two-way) |
Data channel |
16 |
Frequency Range |
422.4MHz ~ 438.4MHz |
Modulation method |
FSK |
Receiving sensitivity |
-100dBM |
Transmission consumption |
≤6dBm |
Communication rate |
100KBPS |
Frequency deviation |
<0.002 |
System |
Power supply |
DC12~15V ≤1A |
Signal covering range |
Radius 60 meters |
Consumption Rating |
7W |
Operating temperature range |
-10-40 degree |
Dimensions |
485×355×85mm |
N.W |
7kg |
Wireless conference system microphone unit HT-2288c/d
Features of wireless delegate microphone HT-2288d
- Portable table moving and microphone pipe can be pull out. Extended pipe option.
- Electric capacity type microphone, equipped with windshield cover
- LCD display microphone ID, battery level, microphone state, control channel, etc.
- Equipped with microphone on/off key and indicator.
- Equipped with 3 function keys to set microphone id, control channel, volume level and battery status.
- Microphone will shut off the power or in standby if receiver powered off.
Features of wireless delegate microphone HT-2288c
Including the functions of the delegate unit, chairman unit has other following functions:
- Chairman microphone can turn on any time.
- If the system support video camera auto-track function, chairman microphone ID number should be 1
- Priority function: chairman can turn off delegate microphones by clear key any time
- 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
Technical parameter of wireless conference system microphone unit:
|
Items |
Parameter |
Audio channel |
Transmission method |
UHF Wireless (one way) |
Audio channel |
5 ( 1 chairman, 4 delegate) |
Carrier frequency band |
500MHz~950MHz |
Modulation method |
FM |
Maximum modulation |
60KHz |
Radiant power |
≤+9dBm |
Frequency deviation |
<0.002 |
Frequency response |
50Hz-15KHz |
S/N Ratio |
>85dB |
T.H.D. |
<0.8% |
Data control channel |
Transmission method |
Wireless (two-way) |
Data channel |
16 |
Frequency Range |
422.4MHz ~ 438.4MHz |
Modulation method |
FSK |
Receiving sensitivity |
-100dBM |
Transmission consumption |
≤6dBm |
Communication rate |
100KBPS |
Frequency deviation |
<0.002 |
System |
Power supply |
DC3.7~4.5V |
Signal covering range |
Radius 60 meters |
Consumption Rating |
Standby: ≤360mW
Speaking: ≤630mW |
Operating temperature range |
-10-40 degree |
Dimensions |
170×58×120mm |
N.W |
0.7kg |
Battery charger HT-2288B
Features of battery charger
- Input Voltage: AC 110V~220V
- Charges 16 PCS of lithium battery per charging
- Intelligent charging management electro circuit to protect the LIP battery
- Equipped with extendable handle and pulley, easy for moving.
Technical parameter of battery charger:
Items |
Parameter |
Power supply |
110V-240V/50Hz~60Hz |
Consumption Rating |
200W |
Charge quantity |
16 |
MAX charging current of each unit |
700mA |
Charging time |
About 8~10 hours |
Charging status |
Red LED flashing -Charging, Green LED -Full Charged |
Operating temperature range |
0-40 degree |
Dimensions |
620×370×175mm |
N.W |
9kg |
Rechargeable battery HT-2288BA
Technical parameter for rechargeable battery:
Items |
Parameter |
Rated voltage |
DC3.7V |
Discharge current |
<500mA |
Charging current |
<700mA |
Time of speaking |
>8 hours |
Time of standby |
>16 hours |
Charging voltage |
DC5V |
Dimensions |
47×40×12mm |
N.W |
54g |