Description Polar Pattern: Cardioid Package: Yes Communications: Wireless Setup Type: Multi-Microphone Kit Transducer: Electret Microphone Usage: Vehicle-Mounted Church Style: Vehicle-Mounted Church Name: retekess:: CE, FCC Model: TR508 Frequency Domain: 76 ~108Mhz Channel Type: Stereo Frequency: 100KHZ Frequency Response: 20HZ~15000HZ Machine Size: Length: 113mm; Width: 88mm; Height: 39mm Retekess TR508 for car church FM transmitter wireless broadcast stereo station remote transmitter car theater We now have new ways to conduct church services - Drive-In churches, parking lots using FM radio transmitters. Many FM transmitters on the market are out of stock, but Retekess has launched a new one to meet market demand. Please view TR5081 for details. Audio volume 2. Microphone volume 3. 3.5 mm jack 4 for audio line input. The 3.5mm jack is for an electret microphone (the same one used by the computer) input 5. Power button (on/off) 6. "+" frequency increase button (increase radio frequency) 7. "-" frequency reduction button (lower radio frequency) 8. LCD digital display RF, frequency from 76.0MHz ~ 108.0MHz9. DC 11-13V10 jack. Antenna socket 1. Blue LCD display TR508 has a built-in blue backlight LCD display. The current broadcast frequency is displayed on the display. You only need to adjust the receiver frequency to the frequency displayed by the transmitter to directly receive broadcast information. 2.MIC input TR508 is also equipped with a MIC jack and a MIC input volume adjustment knob. You can use the microphone when playing audio, and the volume adjustment knob allows you to adjust the input volume more as you like. 3. Create your own radio station Adopting advanced modulation system and designed with built-in PLL frequency division, audio pre-emphasis, limiter and low-pass filter circuit, FM Transmitter stereo transmitter can be used in schools, supermarkets, farms, offices or Create your own radio station. 4. Audio input TR508 has an audio output jack and an audio input volume adjustment knob. You can connect external mixing devices, MP3, iPod and CD players via audio cables, and adjust the volume of the input audio via the volume adjustment buttons. 5. Long distance transmitter broadcast transmitter is equipped with a detachable antenna. The included antenna has a transmission range of up to 300 meters in open areas. The higher the length of the antenna, the better the antenna and the better the transmission effect. You may choose to purchase better antenna equipment on your transmitter. 6. Designed for non-stop 24/7 FM radio transmitter is designed for long-term operation and can operate 24 hours a day. If you need a transmitter that's ready to go, you can't go wrong with the TR508. TR508 FM transmitter frequency domain 76~108Mhz frequency stability 10PPM step frequency 100KHz output impedance 50 RF power output range H: 500mW (L: 100mW) harmonic and noise radiation 60dB audio distortion