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  • Verified Supplier | China LAIKESI AUDIO...
  • China LAIKESI AUDIO Electronic Factory
  • Verified Supplier
  • China
  • Experience:
  • Established
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China LAIKESI AUDIO Electronic Factory
Verified Supplier
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DH-744 professional wireless microphone high VHF dual channel microphone system
FOB Price :
Supply Ability :
50  SET/ Day
CIF Price :
Please contact the supplier to get the latest CIF price.
Min.Order :
Quantity :
Total Cost :
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Model :DH-744
Delivery Port : Guangzhou port
delivery Time : 7~15 days
Product Advantages : Well and High Quality Control,  Prompt Delivery,  New Product,  Customer‘s Design and Logo are Welcome,  Competitive Prices,  Fit for Gifts and Premiums,  In a Variety of Design,  Small Order Acceptable,  ODM Accepted,  OEM Accepted,  Other
Packing Information
Pcs/Carton:  N/A Packing Size/Carton:  N/A
Packing Vol/Carton:  N/A N.W./Carton:  N/A
G.W./Carton:  N/A QTY in 40HQ:  N/A
QTY in 40GP:  N/A QTY in 20GP:  N/A
Product Introduction


Comprehensive Performance:

Frequency range: VHF170-270MHz

Frequency stability: <± 30ppm

Dynamic Range:> 90dB

Harmonic distortion: <0.8%

Frequency response: 40Hz-15Hz ± 3dB

Audio Output: Balanced: 400mV; Hybrid: 400mV



Handheld Microphone

Power supply voltage: DC15-17V

Power consumption: 1 WATT

SNR:> 100dB

Illusion interference ratio:> 80dB

Adjacent channel interference ratio:> 80dB

Receiving sensitivity: 5dBuV (sinad> 20dB)

De-emphasis: 50uS

Transmit power: 30mW

Modulation: FM

Maximum modulation: 20KHz

High harmonics:> 40dB

Supply voltage: 9V

Continuous use time: 5 hours




Dual fixed frequency

Use VHF170-270 band frequency to avoid interference.

Using quartz crystal frequency stabilization system.

Efficient battery power design, the microphone can be used continuously for five hours.

Maximum distance is 60 meters in out-door area, deal use distance is 40 meters .

Suitable for dance halls, conference rooms, presentation and home entertainment.

• Amanbo Return Policy applies to all orders on amanbo.com.

• If products are not as described, returns are accepted and return shipping fee should be paid by buyer.

• If products are as described, seller has the right to refuse return. Buyer should pay return shipping fee if return require is insisted on.

• All return request should be applied within 7 days since products are received.

• When return occurs, Amanbo will also refund trading commission to seller.

• Amanbo encourage buyer and seller to meet agreement on return requires. However if unluckily dispute occurs, Amanbo will intervene, judge, and provide the final determination depends on evidences approved by both sides.

  • Verified Supplier
  • China LAIKESI AUDIO Electronic Factory
  • Verified Supplier
  • China
  • Experience:
  • Established
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    DH-744 professional wireless microphone high VHF dual channel microphone system

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