["Description\r\nBrand New and High Quality\r\nOperating voltage: 0.7V - 9V\r\nFrequency adjustment range: 68-108MHZ \r\nTransmission Distance: 9V work when using the 70 for cm antenna conductors, open the local firing range 50-100 meters, the actual situation depends on the environment\r\nMain Color:Green(As The Picture Shows)\r\nOriginal Box:No\r\n \r\nRelations Working voltage (volts) and supply current (mA) and transmit power (dBm) is as follows:\r\n9V, 24mA, 10.2dBm (that is, 11 mW)\r\n8V, 21 mA, 9.5dBm\r\n7V, 19mA, 8.5dBm\r\n6V, 17mA, 7.1dBm\r\n5V, 14mA, 6.1dBm (about 5 mW)\r\n4V, 12mA, 4.5dBm\r\n3V, 9mA, 2.2dBm\r\n2V, 6mA, -1dBm (about 1 milliwatt)\r\n1.5V, 4.2mA, -4dBm (about 0.5 mW, the average family environment for launch sufficient, small green radiation!)\r\n1V, 2.4mA, -9dBm\r\n0.7V, 0.9mA, -20dBm (that is 0.01 mW)\r\n \r\nPackage Includes\r\n1 * 0.7-9V 88MHZ-108MHZ FM Transmitter Module Board\r\n\r\nNote:\r\nNo retail package.\r\nTransition: 1cm=10mm=0.39inch\r\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\r\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!"]