1mhz tour guide transmitter and receiver

{"cid":"91171271","title":"UHF 1MHz Tour Guide Transmitter And Receiver LCD Display","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/98\/89\/3ffd8e6d223b3005ec61d6bfb776-200x200-1.jpg","attrs":{"Price":"negotiation","Brand Name":"YingMi","Model Number":"K8","Minimum Order Quantity":"1pcs","Delivery Time":"3-7 days","Certification":"CE,RoHs","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union, MoneyGram","Supply Ability":"10000pcs one month","Packaging Details":"packed in carton box","Channel spacing":"1MHz","Frequency domain":"UHF","Transmitted power":"18dBm","Working distance":">150m","Battery capacity":"1500MAH","Receiver dimensions":"62*23*14mm","Receiver weight":"22g","Warranty":"2 years","Working current":"140mA","Frequency response":"20Hz-3.4KHz"}}