D7221A Desktop Chairman MIC

Features

● Compliant with IEC 60914 international standard.
● A conference speech mic integrating speaking and voting.
● Come with a 2m dedicated high-density cable and 1 RJ45 universal network plug.
● With a high-brightness 2.4" LCD screen, it can display the following information in real time when the mic is working
● The microphone rod can be dismounted during the adjournment for maintenance and storage.
● Electret cardioid directional capacitive pickup with two-color indicator light (red/green), red for speaking, and green for applying for speaking.

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Introduction
Specification

This product is a conference speech mic integrating speaking and voting. With 315mm and 415mm in length optional for the microphone rod, available in black and silver colors. D7221A is a desktop chairman microphone, while D7222A is a desktop delegate microphone.

Model		D7221A/D7222A
Structure Type		Desktop
Effective Frequency Range of Gain Limit (±3dB)	MIC A to MIC B	50Hz-14kHz
	Host LINE to MIC	30Hz-18kHz
	MIC to Host LINE	40Hz-16kHz
Speaker Power		1.5W
Static Power Consumption		<8W
Maximum Power Consumption		5W
SNR		>75dB
Crosstalk Attenuation		>80dB
Harmonic Distortion		<0.5%
Headset Output		9dBu, 8-32Ω, 3.5mm
Working Power (Battery)		Host +48V power supply or +48V PoE switch
Unit Interface		Dante network interface
MIC	Microphone Type	Electret cardioid condenser
	Sensitivity	-30dBV/pa
	Input Impedance	2kΩ
	Equivalent Noise	20dB(SPL)
	MAX. SPL.	125dB(THD<3%)
Package Dimensions		500×200×180 mm
Machine Dimensions (W×D×H)		84×80×145mm
Gross Weight		1.25kg
Net Weight		0.75kg

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