high quality Dual-channel FunctionWEC Kit2 comes with a 48KHz / 16Bit sampling rate. Providing both Mono and Stereo modes, can record from two people at the same time, which makes it adapt to more scenarios. Featuring a 6-level gain adjustment, truly restore human voices in multiple environments.Rechargeable Transmitter and ReceiverThe wireless lavalier microphone is built in rechargeable batteries up to 8 hours operation time with only two-hour charging time. While using the lav mic, you can charge your device simultaneously.Wide CompatibilityWith included 3.5mm TRS and TRRS cables, 3.5mm to Lightning cable is also included.The WEC Kit2 also compatible with multiple devices such as smartphones, tablets, cameras, recorders.Intelligent Noise CancellationPowered by Dynamic Noise Reduction technology, effectively reduces ambient noise and clearly records every detail of the sound regardless of surrounded environment. The attached foam windscreen can also cuts off noise interference while recording.Light and Portable The WEC's transmitter weighs only 12g, the receiver weighs only 16g. The charging case measures only 2.48'' x 3.35'' x 1.18'', portability and high-performance, which fits perfectly into your pocket and can be carried around freely.