silence detection 2s conference room microphone and speaker system

{"cid":"91218239","title":"Silence Detection 2S USB Bluetooth Conference Room Microphone And Speaker System","imgUrl":"https:\/\/img.chinax.com\/nimg\/c1\/e3\/dc1051815fe1a10b5ddf2ae795b1-200x200-1.jpg","attrs":{"Price":"$20.00\/pieces 200-999 pieces","Brand Name":"as custom","Model Number":"001","Minimum Order Quantity":"200 pieces","Place of Origin":"Guangdong, China","Packaging Details":"1pcs\/gift boxes","Supply Ability":"50000 Piece\/Pieces per Month","Audio Crossover":"Full-Range","Battery":"NO","Built-in Microphone":"Yes","Cabinet Material":"Metal","Channels":"3 (2.1)","Closure Type":"other","Collar":"other","Color":"Yellow","Communication":"usb","Display Screen":"NO","Connectors":"TYPE-C","Feature":"LED Flashing light, Phone Function, Wireless Charger for Mobile Phone","LED Lighting":"single color","Power Source":"DC","Remote Control":"NO","Private Mold":"Yes","Special Feature":"Mini, PORTABLE, Wireless, Multi Room Audio","Voice Control":"NO","Waterproof":"NO","Speaker Type":"Wireless","Connectivity technologies":"Bluetooth","Bluetooth":"Bluetooth V5.2 (optional)","microphone input":"2 x digital microphone","Port":"shenzhen"}}