A Worthy Ergonomic Outcome: RV77S Bluetooth Speaker<br />Do you always feel boring to listen to music alone with earphone or headphone? Do you want to share wonderful music with your friends? Today we highly recommend this pocket RV77S Wireless Bluetooth Speaker. Delivering balanced audio with plenty of bass， it gives you wonderful music experience. Built-in flashlight with highlight， which provides the aid for emergency situations. Innovative microphone technology， supporting many simultaneous calls. In addition， with advanced wireless Bluetooth technology， it threw away the traditional cable connection way. Complete features， which perfectly combine the Bluetooth， microphone， flashlight as well as smart power， there is no doubt it is the synthesis of high-tech technology and unique design concept achieve its outstanding quality and unbeatable value! <br /><br />Main Features:<br />Pocket size， compact body<br />Built-in flashlight with high low SOS three modes， suitable for outdoor and indoor emergency occasion use<br />Voice broadcast function， intelligent reminder system play mode， the number of music tracks， FM radio frequency， low battery indicator， easy to operation<br />Anti-distortion processing， durable and solid framework<br />Rechargeable lithium battery， extend the playing time for outdoor use<br />Built-in low frequency speaker units， playing pure and wonderful music<br />Wireless bluetooth-enabled device connection <br />Equipped with easily disassembly stand accessory， can be fixed to the bicycle frame<br /><br />    Specifications<br />Primary Features<br />	 Model: RV77S                                                  <br />                        Design: Cool， Portable， Sport                                                  <br />                        Supports: Bluetooth， TF Card Music Playing， Loudspeaker， SD Card Music Playing， Volume Control                                                  <br />                        Functions: Stereo， AUX Function                                                  <br />                        Compatible With: Tablet PC， TF/Micro SD Card， Mobile Phone， PC， Laptop                                                  <br />                        Connection: Wired， Wireless                                                  <br />                        Interface: TF Card Slot， SD Card Slot， 3.5mm Audio， Mini USB                                                  <br />                        Audio Source: Bluetooth Enabled Devices， TF/Micro SD Card， Electronic Products with 3.5mm Plug， SD Card                                                  <br />                        Color: Blue， Green， Yellow， Red                                                	<br />Technical Parameters<br />	 Bluetooth Version: V2.1+EDR                                                  <br />                        Frequency: 90Hz - 18KHz                                                  <br />                        S/N: 80dB                                                	<br />Other Parameters<br />	 Support O.S: Mac OS， Windows XP， Windows 7， Windows Vista                                                  <br />                        Power Source: USB， Battery                                                  <br />                        Charging Voltage: DC 5V                                                  <br />                        Battery Capacity: 800mA                                                	<br />Dimension and Weight<br />	 Product Weight: 0.305 kg                                                  <br />                        Package Weight: 0.472 kg                                                  <br />                        Product Size (L x W x H): 15.5 x 6.4 x 3.5 cm / 6.1 x 2.5 x 1.4 inches(Speaker Size)， 10.2 x 7.3 x 5 cm / 4.0 x 2.9 x 2.0 inches(Speaker Stand Size)                                                  <br />                        Package Size (L x W x H): 22 x 10 x 8 cm                                                	<br />Package Contents<br />	 Package Contents: 1 x Speaker， 1 x USB Cable， 1 x Lithium Battery， 1 x 3.5mm Audio Cable， 1 x RV77 Speaker Stand， 1 x User Manual                                                	<br /><br /><br /><br />                                            RV77S wireless bluetooth speaker enables you to enjoy fidelity lossless music， just soak yourself in the carefree as well as wonderful music heaven! <br /><br />Built-in flashlight with highlight， lowlight and SOS three modes， which provides the aid for emergency situations.<br /><br /><br /><br />Low frequency gain of the speaker unit， enjoy the pure and perfect voice world. <br /><br /><br />Innovative microphone technology， supporting many simultaneous calls. <br /><br />Bluetooth connection， throwing away the traditional complex wired way， music will always accompany you even you are leisurely travel or on your driving way for busy business. Just relax your physical body as well as disordered mind at this moment!<br /><br /><br />RV77S wireless bluetooth speaker adopts built-in lithium battery as its power source， environmentally friendly together with economic saving， rechargeable and convenient to use. Intelligent power management module， non-working state automatically into power saving mode. <br /><br /><br />Pocket size， compact body， elegant and beautiful appearence， it is no doubt a fashion tendency. <br /><br /><br />Complete features， the synthesis of high-tech technology and unique design concept achieve its outstanding quality and unbeatable value! <br /><br /><br /><br />Anti-distortion processing， durable and solid framework.<br />Musical journey， setting off towards to vivid tomorrow. <br /><br /><br /><br />Ergonomic design， fit the palm easily. <br /><br /><br />3W dual charge pump peak Class-G audio power amplifier， offering you wonderful sound experience. Share your beautiful mood with your families and friends. <br /><br /><br />Music always be here with you，enjoy your cycling and unforgettable scenery outdoor. <br />Built-in voice broadcast function， intelligent reminder system play mode， the number of music tracks， FM radio frequency， low battery indicator， easy to operation.<br /><br /><br />Wherever you go， RV77S bluetooth speaker is ready to be your best compaion!<br /><br /><br /><br /><br /><br /><br />Creative alarm clock feature<br /><br />The world will cheers with you in musical palace! <br /><br /><br /><br /><br /><br />                                                <br />