欧美v片免费三级在线_久久久久综合久久久久_a级毛片 播放在线_aⅤ在免费在线观看

?Excellent FM reception
?Built-in antenna with high reception sensitivity  
?Suppress noises to a safe 85dB
?Amplify weak sounds                                    
?Internal battery compartment,powered by two AA batteries 
?ANSI, NRR: 26dB