4 channel wireless mic system black

{"cid":"91169403","title":"LS-6045 Professional 4 channels UHF wireless microphone system with LCD blacklight \/ rack mountable","imgUrl":"https:\/\/img.chinax.com\/nimg\/0e\/0a\/35ae129d836117d52d52e52cebaf-200x200-1.jpg","attrs":{"Brand Name":"LANSION","Model Number":"LS-6045 \/ wireless microphone","Minimum Order Quantity":"30","Delivery Time":"30-50 days","Place of Origin":"Enping China","Certification":"CE","Packaging Details":"carton box \/ aluminum box","Payment Terms":"T\/T","Style":"Handheld Microphone","Communication":"Wireless","Use":"Karaoke Microphone"}}

{"cid":"91223065","title":"797Audio WCR01 Professional 2.4G Mic Wireless microphone for cell phone mobile phone Black color with Noise Cancelling","imgUrl":"https:\/\/img.chinax.com\/nimg\/dd\/b1\/297751cc6660332a58cadb513708-200x200-1.jpg","attrs":{"Price":"$47.90\/sets 1-99 sets","Brand Name":"797AUDIO","Model Number":"AWCR01","Private Mold":"Yes","Style":"Handheld Microphone, Lavalier Microphone, USB Microphone, Shock Mount, Handheld Microphone with speaker, Podcasting Sound Card, Wireless Microphone","Communication":"Wireless","Use":"COMPUTER MICROPHONE, Conference Microphone, Karaoke Microphone, Church, Stage Performance, INTERVIEW, Speech, Smart Phones, Recording, SINGING, Teaching, Portable Audio Player, communication, broadcasting, Kids, Gaming","Place of Origin":"Beijing, China","Material":"Metal, Plastic","Function":"Noise Cancelling, Light-weight, PORTABLE, Condenser Microphone","Polar Pattern":"Omni-directional","Type":"Condenser Microphone, 2 Channel Wireless Microphone","Frequency Response Rate":"20Hz-20KHz","Maximum SPL":"116db","Sensitivity":"-6.0dBFS\/Pa","Product name":"2.4G Wireless Microphone","Brand":"797Audio","Model No.":"AWCR01","Frequency Range":"20 Hz - 20khz","Sampling Rate":"48kHz","Working Distance":"100m","Working Time":"TX-14h,RX-6h","Support":"USB Digital Output"}}