?2Speaker RC Car Whistle RC Car Whistle Sound Groups Third Channel 2Speaker Whistle<br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> Description:<br /><br /> 2Speaker RC Car Whistle RC Car Whistle Sound Groups Third Channel 2Speaker Whistle  <br /><br />  <br /><br />  <br /><br /> Feature: <br /><br /> 1.The third channel (or other accessory channel. panel control suit any switch channels) of remote control<br /><br /> 2.Two kind of sounds (&amp;ldquo;DIDI&amp;rdquo; and &amp;ldquo;DADA&amp;rdquo;)<br /><br />  <br /><br /> Specification :<br /><br /> supply scope: 6-12V<br /><br /> Color: as the picture shown<br /><br /> Weight: 40g<br /><br />  Size : 6*3.5*2.5cm<br /><br /> Manufacturer recommended age: 14 years and up<br /><br />  <br /><br /> Note: <br /><br /> 1.If using the 3S battery from electrical please contact customer service And to modify module Otherwise it will burn amplifier. <br /><br /> 2.Any use of battery-powered devices for more than 2 or 2 blocks of using this product£¬ please ask customer service! Otherwise may cause equipment destroyed! <br /><br /> 3.Amplifier to connect 2S electricity ( red JST plug in the black module ). Take electricity from a 2S battery alone or share power from the balancing head. Note: if the power is 2 battery series£¬ series such as 2 s to 4 s£¬ must separate batteries!<br /><br /> 4.Handmade£¬ welding not like factory batch products such as beautiful.<br /><br /> 5.Size described above may be a little bit vary from the real one due to manual measurement. please make sure you do not mind before you bid. <br /><br />  <br /><br /> Package Included:1 X Whistle Sound Groups