<br>With built-in multifunctional circuit, CVM-D03 has additional functions on the basis of traditional dual-head microphone, such as<b>"volume adjustment","stereo/mono mode selection", "real-time monitoring",</b> etc.<br> Moreover, <b>the detachable design for "control panel and wire" </b>brings much convenience for storage; this versatile and flexible dual-head lavalier microphone is an excellent choice for outdoor or indoor video recording.<br><br><b>Notice</b><br>External charging (power bank) can be used for D03, but do not to make audio or video recording during charging, so as to avoid interference;<br>This product belongs to high-precision instruments, please avoid falling, collision or pounding;<br>Do not use this equipment in the vicinity of heat source or interference source, such as radiator, oven, refrigerator or air conditioner;<br>Please keep the product in a dry environment;<br>Do not use the equipment in rain or in a damp environment, otherwise there will be a risk of short circuit;</b><br><br><b>Main Features</b><br>Dual-head and Two-source Audio Recording;<br>Detachable Mic and Device Body for Convenient Storage;<br>Stepless Sensitivity Adjustment;<br>Mono/Stereo Modes Switch;<br>Real-time Audio Monitoring;<br>Built-in Lithium Battery, Slim Body;<br>Super-long Standby Time Up to 100h;<br>Metal Panel for Excellent Shielding;<br><br><b>Specification</b><br><b>Technology Parameters:</b> <br>Directivity:Omni-directional<br>Maximum SPL:104dB<br>Frequency Range: 100Hz ~ 10KHz<br>THD:<1%<br>Output Impedance:600Ω±30%<br>Dynamic Range:>120dB<br>Sensitivity:-35dB±3dB<br>Signal to Noise Ratio:>65dB<br>Battery Life:>100hrs<br>Battery:Polymer Lithium Battery 3.7V 400mAh<br>Dimensions:60 x 45 x 19mm<br><br><b>Package contents</b><br>Electronically Controlled Body<br>3.5mm MIC Input Cable x 2pcs<br>3.5mm Audio Output Cable<br>3.5mm Charging Cable<br>GoPro Cable Adapter<br>TRS-TRRS Smart phone Cable Adapter<br>Wind Muff x 2pcs