Wireless conference microphone unit (common battery)

Double No. 5 battery

Type:

SD-118C-D

Material:

Metal bottom+plastic surface+metal microphone

The chairman microphone is a double button design with high priority. It supports one button taboo. The representative microphone is a single button design with first in first out support

Category:

Wireless discussion system

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Keyword:

Wireless conference

Wireless conference system

Product Description

Microphone parameters:

Chairman unit
*UHF synchronous frequency hopping technology and adaptive frequency hopping spread spectrum (ADFHSS) technology are adopted to ensure good confidentiality,
*Strong anti-interference ability, and the use distance can reach 50 meters
*Intelligent power management system. After the host is powered off, the chairman unit will automatically shut down to reduce battery consumption
*Built in high-performance frequency shifter to reduce the howling sound in use and enhance the pickup effect
*LCD display is used to display various working conditions and battery power
*Frequency matching mode: ID code matching, automatic connection locking
*Transmission mode: UHF frequency hopping
*Sampling rate: 41660Hz
*Delay: ≤ 15ms
*Power supply mode: 2 AA batteries
*Length of microphone rod 420MM
*Carrier frequency band: UHF500MHz ～ 900MHz
*Mic core directivity: cardioid
*Pickup sensitivity:>0dBM (1V)
*Emission efficiency:>+10dBM (10MW)
*Microphone function: 120MA
*Effective receiving distance: 50 - 80 meters in an obstacle free straight line
*Audio response: 50Hz - 15KHz
*Frequency stability: ± 0.001%
*Signal to noise ratio:>100dB
*Distortion:<0.01%

Control channel:

*Communication mode: wireless mode (two-way)
*Frequency range: 473MHz
*Modulation mode: FSK
*Receiving sensitivity: - 100dBm
*Radiation power: ≤+6dBm
*Frequency deviation:<0.002

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