awesome features! Like the UAM4, the amplifier is based on a single SMT device that runs in class D, which means it's highly efficient (up to 87%) and produces very little heat. It provides stereo audio power of 21 watts per channel, or 42 watts total audio power! If you're looking for a great way to properly drive speaker monitors from the line out of your computer, the UAM4SYS is perfect. One single stereo input cable between the computer and the UAM4SYS, a pair of decent nearfield monitor speakers, and youre all set. This is great for people that use their PC for audio and video editing. Its also the perfect choice for anyone looking for a high quality amplifier for an iPod or MP3 player. Input power is 12-18VDC. At 18VDC and providing maximum power ...  (less)

controls and indicators to the unit so you can customize your controls to meet your needs. And in addition to the 2, 3 and 8 message versions, a special version is available to allow simple direct selection with a 3 wire interface, (BCD), of any of the 8 messages from a digital controller such as the brand new DCI2 DTMF control interface or a computer and then use the play, stop, and pause controls to control the message. You can even configure the DVMS to provide continuous looping of a message with programmable delays of 0 secs, .5 secs, 1 min, 30 min, and 60 minutes. The main unit has all the function and display controls on the front panel which can be disabled with a lock code to prevent unauthorized tampering. RCA unbalanced line level outputs are p...  (less)

connect remote function controls and indicators to the unit so you can customize your controls to meet your needs. And in addition to the 2, 3 and 8 message versions, a special version is available to allow simple direct selection with a 3 wire interface, (BCD), of any of the 8 messages from a digital controller such as the brand new DCI2 DTMF control interface or a computer and then use the play, stop, and pause controls to control the message. You can even configure the DVMS to provide continuous looping of a message with programmable delays of 0 secs, .5 secs, 1 min, 30 min, and 60 minutes. The main unit has all the function and display controls on the front panel which can be disabled with a lock code to prevent unauthorized tampering. RCA unbalanced line level outputs are p...  (less)

controls and indicators to the unit so you can customize your controls to meet your needs. And in addition to the 2, 3 and 8 message versions, a special version is available to allow simple direct selection with a 3 wire interface, (BCD), of any of the 8 messages from a digital controller such as the brand new DCI2 DTMF control interface or a computer and then use the play, stop, and pause controls to control the message. You can even configure the DVMS to provide continuous looping of a message with programmable delays of 0 secs, .5 secs, 1 min, 30 min, and 60 minutes. The main unit has all the function and display controls on the front panel which can be disabled with a lock code to prevent unauthorized tampering. RCA unbalanced line level outputs are p...  (less)

controls and indicators to the unit so you can customize your controls to meet your needs. And in addition to the 2, 3 and 8 message versions, a special version is available to allow simple direct selection with a 3 wire interface, (BCD), of any of the 8 messages from a digital controller such as the brand new DCI2 DTMF control interface or a computer and then use the play, stop, and pause controls to control the message. You can even configure the DVMS to provide continuous looping of a message with programmable delays of 0 secs, .5 secs, 1 min, 30 min, and 60 minutes. The main unit has all the function and display controls on the front panel which can be disabled with a lock code to prevent unauthorized tampering. RCA unbalanced line level outputs are p...  (less)