Boscam BOS G20 Video Transmitter 5.8G for Gopro Hero3 / Hero4<br /><br />Features: <br />Super easy to use: You just need to put the Boscam BOS G20 into the back of Gopro3 / 4， then it works when the camera turned on<br />Wireless transmission: Boscam BOS G20 can sent the audio / video of Gopro in form of analog signal to the monitor of receiver(such as RD2， RD4 and video watch)<br /><br />Brand: Boscam <br />Item Name: BOS G20 Video Transmitter<br />Effective distance is about 300m<br />Usage: for Gopro Hero3 / Hero4<br />Size: 5.92 x 4.15 x 1.58cm<br />Frequency: 5.8G<br /><br />    Specifications<br />General<br />	 Brand: Boscam                                                  <br />                        FPV Equipments : AV Transmitter                                                  <br />                        Applicable Models: Gopro Hero3 / Hero4                                                	<br />Dimension and Weight<br />	 Package weight: 0.1 kg                                                  <br />                        Product size (L x W x H) : 5.92 x 4.15 x 1.58 cm / 2.33 x 1.63 x 0.62 inches                                                  <br />                        Package size (L x W x H): 8 x 5.2 x 3 cm / 3.14 x 2.04 x 1.18 inches                                                	<br />Package Contents<br />	 Package Contents : 1 x BOS G20 Video Transmitter                                                	<br /><br /><br /><br />                                            <br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br />                       Product Safety Disclaimer: <br />We do not accept any responsibility or liability for misuse of this or any other product.  All our products are extensively tested to comply with rigorous and strict QC standards.  For certain products (e.g. toys， knives， etc.)， we recommend proper supervision as we cannot be held liable for misuse or accidents.<br /><br />  Disclaimer: <br />We do not accept any responsibility or liability for the incorrect purchase of our products.  All of the products on the website are extensively tested to comply with rigorous and strict QC standards.  For all of our clothing products， items and accessories， please take careful note of the precise measurements， mainly shown in centimeters (CM).  As part of our company policy， we will not be able to accept returns or provide refunds for items which are the wrong size.<br /><br />                                                <br />