Dual channel Wireless Microphone System for Dedicated KTV SR-660D

Dual channel Wireless Microphone System for Dedicated KTV SR-660D

Features:

1. Dual channel UHF wireless system, with 100 channels for free selection.

2. LCD display shows status of frequency, AF and RF signal etc.

3. Noise locked, Digital Pilot Tone locked, and Squelch Control.

4. Automatic technology of infrared frequency &audio frequency.

5. Two microphone can be interchangeable.

6. All- metal plating tube with solid, anti-throw, and wear-resisting.

Parameters:

Operating frequency:740-790MHz

Channel number:200

Channel Spacing:300KHZ

Frequency stability:±0.005%

Dynamic range:100db

With FM Max frequency adjusting:±45KHz

Frequency response:40Hz-18KHz(±2db)

S/N ratio:>105dB

T.H.D distortion:<0.5%

RECEIVER:

Medium frequency :110MHZ.10.7MHZ

ANT:TNC/50Ω

Sensitivity:12dBuV(80db S/N)

Sensitivity adjusting Range:12-32dBuV

Spurious noise suppression: ≥75dB

Maximum Output Level: +10dbv

Power supply mode: Input DC 12 v, 400 mA

TRANSMITTER:

Output power: HIGH 30mW / LOW 3mW

Audio frequency response:40 to 18000Hz(+1 dB, -3 dB)

Spurious noise suppression: -60dB

Power supply:2*AA alkaline batteries 1.5V

Time: about 8 hours

Zinc Aluminum alloy structure

Package & delivery
Packaging Details: Color box or opp bag for products, high quality carton for shipping.
OEM Package Available
Delivery Time: 2-5 weeks after receiving deposit Depends on product
Express: We have good cooperation with DHL, UPS, FedEx, TNT, EMS etc.
Sea Shipment: FOB Ningbo
Air shipment: FOB Ningbo/ FOB Shanghai
Our Service
1, Fast deliver, Short lead time
2, Provide trade assurance to protect your purchase procedure
3, Offer OEM with your brand
4, Offer sample to test
5, Customization as your requirement
6, QC:products are 100% tested
7. Protect your trade infomation
8. ONE YEAR WARRANTY