Wireless UHF Microphone System KTV entertainment and durability tube structure ST-860D

Wireless UHF Microphone System KTV entertainment and durability tube structure ST-860D

Feafures:

1. Design for the KTV entertainment and durability tube structure.

2. Dual channel UHF wireless system with 100 optional frequencies.

3. LED display indicates the system volume, battery, channel of A/B switch, work frequency etc.

4. Digital pilot technique and effectively anti-interfere noise.

5. Using the latest infrared automatic frequency (IR) technology

6. Two microphone can be used interchangeably, strong commonality, full metal tube, solid, anti-throw and wear-resisting.

Paramefers:

1. Operating frequency:710-770MHz

2. Channel number:200

3. Channel Spacing:300KHZ

4. Frequency stability:±0.005%

5. dynamic range:100db

6. With FM Max frequency adjusting:±45KHz

7. Frequency response:40Hz-18KHz(±2db)

8. S/N ratio:>105dB

9. T.H.D distortion:<0.5%

Receiver:

1. Medium frequency :110MHZ.10.7MHZ

2. ANT:TNC/50Ω

3. Sensitivity:12dBuV(80db S/N)

4. Sensitivity adjusting Range:12-32dBuV

5. Spurious noise suppression: ≥75dB

6. Maximum Output Level: +10dbv

7. Power supply mode: Input DC 12 v, 400 mA

Transmitter:

1. Output power: HIGH 30mW / LOW 3Mw

2. udio frequency response:40 to 18000Hz(+1 dB, -3 dB)

3. spurious noise suppression: -60dB

4. Power supply:2*AA alkaline batteries 1.5V and be used 20 hours continuously

5. Zinc Aluminum alloy structure