The Saramonic UwMic9 Kit12 is a UHF wireless microphone system designed for professional audio recordings with cameras and mobile devices. This comprehensive kit includes a lavalier microphone, a TX9 bodypack transmitter, and a dual-channel SP-RX9 receiver/mixer with an integrated handle. The system operates over 96 selectable channels in the frequency range of 514 MHz to 596 MHz and utilizes PLL synthesizer technology for stable signal transmission. The SP-RX9 receiver features two 3.5mm inputs with plug-in power, a mini-XLR input with phantom power capability, and multiple output options including 3.5mm headphone/output jacks, USB-C, and Lightning connectors with included cables. With a sensitivity of -95 dBm and a signal-to-noise ratio of 70 dB or higher, the system delivers clear audio recordings with a frequency response of 40 Hz to 18 kHz and distortion of 0.5% or less. The TX9 transmitter accepts standard LR6/AA batteries and has a locking 3.5mm TRS mini-jack input with a reference audio input level of -60 dBV. The receiver includes a built-in 1200 mAh lithium-ion battery and measures 100 x 38.6 x 259.6 mm with the handle, weighing 433 grams. The transmitter measures 170.9 x 63.5 x 30.0 mm and weighs 211.4 grams without batteries. This complete wireless audio solution comes with five connection cables for versatile compatibility with various recording devices.