LM-558 VHF Wireless Microphone with Microphone Receiver

Product Description LM-558 VHF Wireless Microphone with Microphone Receiver
SPECIFICATIONS:

Main Feature:

Using VHF 170-270 MHz band.

All using quartz crystal oscillating circuits.

High effciency batteries consumption design, the microphone can continuously use for 5 hours.

long est distance in open: 60 meters. Ideal distance in open: 40 meters

It is suitable for ballrooms. classrooms and home use.

Comprehensive Performance

Carrier Frequency: VHF170-270MHz

Frequency Stabilization: <±30ppm

Dynamic Range: >90dB

Total Harmonic Distortion: <0.8%

Frequency Response: 40Hz~15KHz±3dB

Audio Output Level: Balance 400mV

Unbalance 400mV

Receiver

Power Supply: DC 15V-17V

Consume Power: 1 WATT

Signal/Noise Ratio: >100dB

Image&Spurious Rejection: >80dB

Border Upon Channel Rejection: >80dB

Receiving Sensitivity: 5dBuV (sinad>20dB)

De-Emphasis: 50uS

Handheld Microphone

Transmitter Power: 30mW

Modulation Type: FM

Deviation: 20KHz

Spurious Emission: >40dB

Battery Voltage: 3V (2x1.5V AA Battery)

Continuous Using: 5 hours

Choose our products you will find : ♥ New tooling with Excellent design.
♥ Height adjustable and more convenient than others. 
♥ Larger diameter and plastic clamps securely support more weight than other stands.
♥ very good after-sales service. Product Display Related Product Packaging & Shipping For our standard Packing: Carton - 1 piece (cm x cm x cm) 20ft FCL: pcs 40ft FCL: pcs 40ft HQ FCL: pcs
Or permit us to consolidate with other item or with other orders Please let us konw your requirement... Company Information Our Services NINGBO LISTEN-ACOUSTIC MANUFACTURING LTD.
We are professional manufacturer for proaudio system.
We have 15 years experience in OEM & ODM production for many famous brands.   The advantages to work with us:
1. We focus on details.
2. We can adjust the sound quality without extra cost.
3. Same price we have better quality and same quality we have best price. 
4. Same products just offer one customer in same market to avoid the price war.

We know all what musician's want,
Welcome to visit our web-site !
Shall you have any question or concern, please feel free to contact us in 24hours:
Tel: 0086-574-87865631
Fax: 0086-574-65060088
Contact Person: Roman Ji FAQ Q: Can I get one sample to test first? A: Of course, the sample charge will back to your bulk orders, and when we have new products, we will offer you free samples for your testing with your future bulk orders. Q: Can you do OEM / ODM for customers? A:  Yes we provide full OEM & ODM service, Logo design, carton box design, even customers need logo showed on woofer, our engineer  can design as your request. Q: What is your MOQ? A: For different goods, the MOQ from 1pc to 100pcs. Q: How about your lead time? A: After confirm received your deposit, for bulk order, the passive system need 25-30 days, active system need 45-50 days. For stock goods, only need 3-7 working days! Q: What is your guarantee for your products? A: One year since delivery and 1% free spare parts(For speakers),And we can replace If the defective is confirmed by our quality problem. Q: ......? A: For more question, please kindly feel free to contact us, we sure any of your inquiry will get  our prompt attention & reply, thanks! LM-558 VHF Wireless Microphone with Microphone Receiver