comica cvm-d03 dual lavalier microphone, professional omnidirectional clip-on lapel microphone for canon sony panasonic cameras, smartphone, pc, lav mic for video recording interview comica <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