ST-05C 0.2W Bluetooth USB TF Card Microphone Multifunctional Stereo FM Transmitter Audio Solution

Specifications Working Voltage DC 12VWorking Current Approx 300mAFrequency Range 77 0 108 0 MHz adjustable step 0 1 MHz Output Power 20mW 200mW adjustable Modulation Mode FM stereophonic Stereo FM Deviation ±75 KHzSignal to Noise Ratio S N 40dBFrequency Response 40Hz 15KHz ±0 2dB Stereo Separation ≥45dB 5KHz 15KHz Total Harmonic Distortion THD 0 3 Input Interfaces 3 5mm AUX audio portRCA audio input3 5mm condenser microphone inputUSB port supports USB flash drives TF card slot supports Micro SD cards Bluetooth 5 0 Display name HW BT Output Interface BNC antenna port Impedance 50Ω Broadcast Distance Approx 50 600 meters in open environments depends on power settings and surroundings Product Dimensions Approx 105mm x 120mm x 45mm excluding protruding parts Net Weight Approx 0 42kgProduct Overview The ST 05C is a high performance multi functional portable stereo FM radio transmitter It integrates Bluetooth USB TF card playback AUX audio input and microphone functionality Utilizing PLL phase locked loop PLL frequency stabilization technology it ensures stable frequency and clear broadcast quality The device offers two adjustable transmit power levels 20mW and 200mW suitable for wireless audio transmission needs in various scenarios such as square dancing drive in theaters home theaters simultaneous interpretation and small stages Its compact design low power consumption and stable performance make it an ideal choice f