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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