JS-520 UHF Digital Wireless Microphone Preamplifier
Microphone, conference system
- Product Description
- Detailed parameters
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- Commodity name: JS-520 UHF Digital Wireless Microphone Preamplifier
- Commodity ID: 1108417172377063424
● Built-in UHF digital wireless receiver, close range automatic frequency; ● Digital wireless microphone starts up with automatic close-range code-setting, three-level code-setting power can be adjusted in real time, and a new ID code is generated each time it is started up, which effectively adapts to WIFI interference and solves the problem of code-setting difficulty; ● Integrated design of microphone sensor and casing, reliable and durable aluminum-magnesium alloy casing, reserved for external audio, head-mounted or collar clip microphone input 3.5mm audio interface;
●Built-in UHF digital wireless receiver, close range automatic frequency;
●The digital wireless microphone starts up with automatic close-range code matching, and the power of the three-level code matching is adjustable in real time. A new ID code is generated each time it is started up, which effectively adapts to WIFI interference and solves the problem of code matching;
●Microphone sensor and casing integrated design, the use of aluminum-magnesium alloy shell is reliable and durable, reserved for external audio, head or collar clip microphone input 3.5mm audio interface;
Reliable and durable;●It has PPT function, including page turning up and page turning down and pause (black screen) function, with laser pointer function (red light; It is unique to have one stereo sound source input, one wired microphone input (socket with DC6V polar phase power supply) and two sets of stereo line output;
●The machine set wired microphone, wireless microphone tone, volume, independent adjustment.
Key words:- 广州声曼电子
- 会议音响
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1. Transmitter
Modulation mode
GFSK
Transmitting frequency
2400-2483.5MHz
Transmit power
10dBm
Transmission range
About 20M (depending on the environment)
Working temperature
-20 ˜ 75 degrees
Power consumption
About 100mA
Battery charging time
30 minutes -1 hour
frequency response
50Hz-15KHz
signal-to-noise ratio
90dB
Output level
200mv
Power Supply
5V DC power supply
Microphone size (D×W)
43 × 23(mm)
Microphone net weight
0.045Kg
Microphone Accessories
Head lanyard, USB charging cable, charger
2. receiver
Digital Sampling
32Bit,48kHz
voice frequency response
50-16kHz
Carrier Frequency
2.402GHz-2.480GHz
Modulation mode
O-QPSK
Receiving sensitivity
-98dBm
Antenna connection
External whip antenna
frequency response
Line input 20Hz-20KHz wired microphone: 50Hz-18KHz
Microphone Tone Control
Treble: 10KHz ± 12dB, Bass: 100Hz ± 12dB
Rated input level
Wired microphone 15mV (unbalanced), line: 200mV
Rated output level
Line 0.775V
distortion degree
≤ 0.3%
Power
AC 220V ± 10% /50Hz
Dimensions (D×W×H)
230X480X50(mm)
Net weight
2.3Kg
Sounord Professional Audio
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