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Conference System Microphone FM Wireless Microphone For Meeting Room

Product Details

Product Details

Product Description

Product Description
Conference System Microphone FM Wireless Microphone For Meeting Room
Feature
1. To adopt tech. of phase-locked loop (PLL) and CPU bus control management system.
2. Support to select frequency both manually and automatically to confirm channel; To control squelch by noise lock and tone code lock; Through these method to achieve stable signal.
3. With function of latest filter and anti-interference tech. to disparaging external bad signal and mobile phone signal.
4. Operating frequency is from 640Hz to 857MHz; Each receiver has 200 adjustable frequency band; Support 4 receivers to work simultaneously without interference.
5. Users operate the machine via fluent buttons, which is power saving and cost-effective; It’s built in high performance codec tech. for audio; To adopt output in type of canon and AV-3.0; Through these method to achieve higher sound quality.
6. It’s suitable for conference room, classroom, banquet room, etc.
Specifications
System Index
Frequency Range
640-690MHz/740-790MHz/ 807-857MHz
Quantity of Channels
600
Channel Separation
50MHz
Carrier Stability
Within ± 0.005%
Dynamic Range
100dB
Max. Frequency Drift
± 45KHz
Frequency Response
80Hz-18KHz (± 2dB)
S/N Ratio
> 105dB
Sensitivity
-105 dB for 12 dB SINAD, typical
Total harmonic distortion
≤0.5%
Max. Output intensity
+10 dBV
Effective Use Distance
50m (Openness)

Receiver Index
Display Method
LCD
Antenna Interface
BNC/50 ohm
Audio Output Level
200 ohm (-13dBV), balanced
600 ohm (-2dBV), unbalanced
Audio Output Impedance
200 ohm, balanced; 600 ohm, 2 channel merge, unbalanced
Balanced Output
1-Ground, 2-Audio, 3-Audio
Power
DC12V --- 3A
Working temperature
-10 ℃ ~ + 40 ℃
Dimension
41 * 420 * 180mm
Weight
3 Kg

Microphone Index
Antenna
Internal Helical Antenna
Output Power
High: 30mW; Low: 3mW
Discrete suppression
-60dB
Power supply
3 AA Battery or 3 ni-mh Rechargeable Battery
Using Time
>10 hours, when 30mw


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