Desktop Micphone DH-8500A
In line with IEC60914, GBT15381-94 international standard patent design, the overall high-grade solemn, in line with modern aesthetic standards
Professional high-fidelity capacitance micrometer, sensitive to sound, clear speech, bandwidth up to 20Hz~20KHz
Adopt anti - jamming circuit design, can prevent the interference of mobile phone and other electronic products.
The microphone head has a speech light circle, which can display the unit's speech and closing status
Speech switch button with transparent speech pattern, speech often bright
With 2.23 inch high brightness full view OLED display, display content clear
The unit is a passive device, powered by the system host. The input voltage is 24V, which belongs to the safe range
Unit T type 8-core connection, wire adopts full line aluminum foil, waterline shielding, greatly reducing the interference of strong electromagnetic wave to wire
The microphone unit is equipped with a loudspeaker and earphone output outlet, and a volume adjustment button, you can freely choose the output mode and adjust the volume.
With audio frequency start function, the power supply of microphone unit will be turned on automatically when speaking.
Support multiple chairman units, can be installed arbitrarily without location restrictions when connecting, with full control of the priority function of meeting order, can control the atmosphere of the meeting.
"Hand in hand" cable series connection mode, Easy to install and maintain Working voltage DC24V (supplied by the host)
Input and output 8P-DIN T-lines
The microphone core is input to a heart-shaped directional electret
Sensitivity -46 dBV/Pa
Frequency response of 20Hz~ 20kHz
Input impedance 2K Ω
Directivity 0°/180° >; 20 dB (1 kHz)
Equivalent noise 20 dBA (SPL)
The loudest pressure level of the microphone is 125 dB (THD< 3%)
SNR > 80dB
Channel crosstalk > 80DB
Total harmonic distortion < 0.05%
Display 128x32 PMOLED blue
Built-in speaker 8Ω2W
Headset load > 10 Ω
Headset volume 10 mW
Headphone Interface 3.5mm headphone socket X1
External dimensions (excluding the microphone lever) 164*147*56.5mm
Weight is 1.0 kg
The color black
Installation mode desktop