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Kinwing Electric Industrial Co.,Ltd

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Place of Origin : Guangdong, China

Brand Name : OEM

Model Number : U333

Type : Audio Conference System

Function : meeting

Private Mold : Yes

DSP : 190MHz

SRAM : 512KB

Flash : 1MB

connection method : USB SB2.0 Device/ USB Audio Class V1.0

Bluetooth : Bluetooth V5.2 (optional)

microphone input : 2 x digital microphone

Packaging Details : 1pcs/Gift boxes,20 pcs/CTN, 5KG/ CTN

MOQ : 20 pieces

Price : $25.00/pieces 20-49 pieces

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Products Description

Portable Omnidirectional Microphone Conference Speaker

Acoustic performance
1	Microphone	Two-microphone array (digital microphone)
2	Microphone SNR	SNR>64dB
3	Microphone sensitivity	-26dB
4	speakers	3W/4ÿ, double diaphragm
Algorithm performance
1	pickup distance	Radius 2 meters (best effect), effective sound pickup distance 5 meters
2	Beam forming	Voice enhancement
3	Echo Cancellation (AEC)	Elimination depth 72.5dB
4	Reverberation suppression (Dereverb)	Reverberation time 1s (RT60)
5	Ambient Noise Reduction (ANS）	6dB~25dB (defined according to customer needs)
6	Automatic Gain Control (AGC)	1 meter to 2 meters far-end volume loudness is basically the same
7	VAD	Silence detection 2s
8	Sampling rate	16KHz

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