wind-up talkie walkie VOX, 1000mW/500mW Hi/Lo Power switching 38CTCSS + 61DCS wind-up talkie walkieCrank Dynamo Walkie Talkie TS088Brand: TopTalkSpecification:Transmitting Power: 0.5WFrequency range:PMR 446mhz, FRS 462Mhz, GMRS 467Mhz, LDP 433MHz...Talk range: up to 3km (depending on different conditions)Modulate scan2.5KHzReceiving Sensitivity12dB S/N-103dBMHi-Low Power switchingAudio output ...