Audio amplifier T-B20

voltagesounddigital

It is a desktop mini constant voltage amplifier featuring beautiful appearance and light weight, which can be used for BGM playback and broadcast in small indoor venues such as homes, leisure cafes, classrooms, etc. Features: * Desktop amplifier, beautiful appearance, light weight, and portable design. * Suitable for different sound effect venues; the series includes 20W, 40W and 60W options. * Superior sound quality and speech intelligibility, support constant resistance 4~16Ω output, or 100V output; it can play beautiful music in short distances, and can also broadcast beautiful sounds in long distances. * The output terminal adopts standard 6.3 audio microphone jack and the line input uses RCA socket, providing users with different audio input interface selections. * 1 Microphone audio input with independent volume control. * 2 line audio inputs with independent volume control. * Support automatic playback of MP3 audio format musics and power-off memory function. * Support priority function, the MIC1 input is prior to other audio signal inputs. * Designed with power indicator, when the mains power is connected and the power switch is turned on, the indicator turns blue. * Designed with signal indicator, the indicator color changes according to different signal outputs. * Support short circuit, overload, over temperature and other protection functions. * Equipped with MP3 function module, LCD display, support the playback of U disk MP3, WMA, APE, FLAC, WAV, AAC and other file formats, support TF card, and mobile phone Bluetooth function, support music name display.