<p>1.Rechargeable replaceable batteries,10 hours of work with a full charge within 3 hours.</p> <p>2.The microphone display shows the battery level and signal strength in real time.</p> <p>3.The microphone and receiver are professionally drop tested for high impact resistance,lighter weight and higher abrasion resistance.</p> <p>4.The high-sensitivity professional dynamic microphone extends the working range to 160ft (50m),which solves the problem of tangled wires.</p> <p>5.Just plug the receiver into the MIC jack,the receiver automatically sync its frequency with the microphone,batteries,adapter plugs\/cables and other accessories are included in the package and ready to use when you receive it.</p> <p>Working distance: equal 50M</p> <p>Signal-to-noise ratio:72DB</p> <p>Distortion:0.5%</p> <p>Product size:handheld 255mm\/receiver 115mm</p> <p>Product weight:handheld 162.5g\/receiver 55g (net weight)</p> <p>Working temperature:-10\u00B0C-50\u00B0C</p> <p>Working voltage:3.7V</p> <p>Battery:6-12W\/-150MA</p> <p>Colour:Blue</p> <p>Material:Plastic + Metal</p> <p>Package Contents:</p> <p>1 x Receiver</p> <p>3 x Rechargeable batteries</p> <p>1 x Adapter</p> <p>2 x Anti-slip rings</p> <p>1 x Data cable</p> <p>2 x Microphone</p> <p>1 x English instruction manual</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>