DNA VM DUAL VOCAL HEAD SET is a highquality wireless microphone system based on digital technology. The set consists of a receiver UHF, a wireless handheld microphone and a beltpack transmitter socalled bodypack equipped with a headset microphone. The set is ideal for small concerts and live performances, events, weddings, as well as voiceovers and mobile DJs. The transmitters both microphone and bodypack are equipped with an easytoread LCD display and an IR infrared receiver port for synchronizing the output signal with the receiver. The top of the bodypack transmitter houses an antenna for wireless communication and a signal socket. The devices are powered by two AAtype batteries, which allow the microphones to operate for up to 8 hours! The second part of the system is an RF receiver with a frequency range of 518 to 542 MHz. The rear part of its housing features XLR outputs for channels A and B, a jack output 14, a power supply socket and two BNC antenna connectors. The front section houses the power switch, two volume potentiometers, an infrared receiver and a dual control panel with LCD display. It shows the current system parameters, such as RFAF signal level, receiver frequency setting, selected operating channel and whether the microphones are currently on or off. Using the Up, Down and Set buttons, you can make a manual frequency selection or perform an automatic scan, during which an undisturbed frequency will be assigned to the system devices. The VM Series DUAL VOCAL HEAD SET is a professional microphone system that is especially appreciated by musicians and vocalists, wedding bands, event companies, and DJs. Speakers, lecturers, fitness trainers and announcers, as well as companies and institutions related to the sound system industry are also eager to use it. If you are wondering which wireless microphone set to choose for your needs, its worth looking at the DNA brand in the Music Express store. Technical specification Modulation 4 DQPSK Frequency range 518542 MHz, 2x1004x50CH Sampling rate 48 kHz Transmission speed 204.8 kbps Dynamic range 90dB Total harmonic distortion Audio transmission delay SN ratio 96dB Frequency response 3020KHz RX sensitivity Original packaging and filling.