Main Features:<br />● Bluetooth version: V4.0<br />● High sensitivity microphone design， clear voice<br />● Adapt low noise and cancellation technology， enjoy Hi-Fi stereo quality sound<br />● Support Micro SD / TF card slot and FM radio， keep pace to world anytime <br />● Portable back-hang convenient for sport. Rubber shell， comfortable wear on ears <br />● Voice incoming call phone number <br />● Easy operation， with the buttons of pre / next， mode switch， on / off， volume + / -， etc. <br />● Operation range: 10m<br />● Built-in rechargeable 500mAh lithium battery<br /><br />    Specifications<br />General<br />	 Model: LC702S                                                  <br />                        Wearing type : Neckband                                                  <br />                        Function: Answering Phone，Bluetooth，FM function，Microphone，MP3 player，Song Switching，Voice control                                                	<br />Product Details<br />	 Connectivity : Wireless                                                  <br />                        Connecting interface : Micro USB，TF card                                                  <br />                        Application: Mobile phone，Sport                                                  <br />                        Frequency response: 80~20000Hz                                                  <br />                        SNR: No less than 80db                                                  <br />                        Working Time: 10 hours                                                  <br />                        Charging time: 2.5 hours                                                	<br />Extended Function <br />	 Bluetooth version: V4.0                                                  <br />                        Bluetooth distance: W/O obstacles 10m                                                  <br />                        Bluetooth protocol: A2DP v1.2，AVRCP，HFP，HSP                                                	<br />Dimension and Weight<br />	 Product weight: 0.031 kg                                                  <br />                        Package weight: 0.133 kg                                                  <br />                        Package size (L x W x H): 21.50 x 16.00 x 6.50 cm / 8.46 x 6.30 x 2.56 inches                                                	<br />Battery Information<br />	 Battery Types: Lithium battery                                                  <br />                        Battery Volatge: DC 5V                                                  <br />                        Battery Capacity(mAh): 500mAh                                                	<br />Package Contents<br />	 Package Contents: 1 x BOAS LC702S FM + MP3 Player Wireless Bluetooth 4.0 Sport Headset Earphone， 1 x Bilingual User Manual in English and Chinese， 1 x USB Charging Cable                                                	<br /><br /><br /><br />                                            <br /><br /><br /><br /><br /><br /><br /><br />                                                <br />