FlySky MG7 ANT Protocal 7ch Radio dviv> Compatible Receivers: FS-R7D, receivers with ANT protocal Compatible Models: Cars or boats Number of Channels: 7 RF :2.4GHz ISM Maximum Power :< 20dBm (e.i.r.p.) (EU) 2.4GHz Protocol: ANT Distance: >150m (Ground distance without interference) Resolution :4096 Input Power: 4~9V DC/AAA*4 Working Current: 83mA/6V Low Voltage Alarm :< 4.2V Antenna :Single built-in antenna Online Update :No Temperature Range :-10? ~ +60? Humidity Range :20% ~ 95% Color :Black Dimensions :120.5*72.6*145.2mm Weight: 134g Certifications CE, FCC ID: 2A2UNMG700