Check the listing for details. CZE-15B 15W Adjustable Stereo FM Transmitter Wireless Broadcast Radio Station. Color: Silver, Condition: New. Listed at 160.55 USD. Description CZE-15B 0.3-15W Adjustable Stereo FM Transmitter PC Control Wireless Broadcast Radio Station If you want to order with Power Adpter please click this listings: https://www.ebay.com/itm/354653893635 Advantages:- Wireless long-distance transmission: The transmission distance of this model can reach 0-6KM. It depends on different devise. The farthest transmitting distance may be up to 15KM.- Hi-Fi Stereo: Hi-Fi stereo music allows you and your customers to enjoy high-quality music! The microphone volume and music volume can be adjusted independently.- Adjustable transmission distance: This machine is a high-end machine, and the transmission distance is continuously adjustable from 0-6KM. It can be easily achieved by adjusting the power of the machine.- The receiving equipment is simple. The machine transmits FM stereo signal, which can be received by car radio, mobile phone, FM radio and other equipment!- Can be connected to an external microphone. The machine can broadcast music while playing music. Convenient to use in campuses, factories, scenic spots and other occasions!- LCD display: The LCD display can display machine parameters, which is generous, durable and power-saving, very convenient!- Power-off memory: The parameters used by the machine can be automatically saved after shutdown. It can be read automatically next time it is turned on. No need to reset!- PLL: Professional-level PLL phase-locked loop circuit, which can make the transmitter work stably, and the transmission frequency never shifts!- Widely used. It can be used for car theater, campus broadcast, scenic area broadcast, shopping mall broadcast, wireless audio, fleet communication, conference speech, visit reception, factory call!- Small and stylish: The machine is small in size and contains a variety of protection circuits. Stable work, excellent workmanship, and easy to carry. Suitable for long-term power-on work.Features:1. Stereo LCD display 0.3W~15W power continuously adjustable2. The transmission power is automatically locked3. With microphone reverberation function, and can be turned on or off4. Single/dual channel mode is optional5. With PC control, the machine can be easily controlled through PC Control software6. With DAC function. Digital audio transmission, better and more stable sound quality7. With standing wave protection, when the antenna is not connected or not matched, it will automatically enter the protection state8. With temperature protection, when the transmitter temperature is too high, it will automatically enter the protection state9. The host panel has multiple shortcut keys, which display intuitively, and operate simple and fastTechnical Parameters:1. Working voltage: DC12-16V, rated DC 15V2. Working current: