1)  Cabinet type professional IP power amplifier;
2)  Installed in low voltage room or sub-control room of PA management area, with the function of auto entering backup state, when no signal input.

1)  Standard 19-inch rack design, black brushed alumina panel;
2)  Based on Luna cloud; with excellent security and stability; support continuously working of 7x24 hours;
3)  Built-in 4.3 inch LCD screen,using 21 industrial-grade metal buttons; according to users’ demand, the device could be equipped with the function of IR remote control;
4)  With 2Gbyte SSD; support remote server management; support background download in limited bandwidth and auto download in free time to decrease the loan of the network; the media library supports the function of offline auto playback;
5)  With USB port to read USD storage device in capacity of up to 4T , which could playback audio files;
6)  With Micro SD(TF) slot to read SDXC in capacity of up to 128G, support 128G/SDXC card, for user-friendly audio program changing;
7)  Rated power is 60W/120W/240W/350W/500W at constant impedance of 4 Ω to 16Ω or constant voltage of 70V/100V; free selection;
8)  the interface is with the function of intelligent management, when no signal input, it would cut off the power supply of the amplifie and get into standby mode with the power less than 3W; with the function of programmable pre-open;
9)  With 2 network port to support exchange expansion mode and redundant backup mode and the speed is up to 1000M;
10)  Various network access method, including DHCP access, ADSL access, fixed IP address access, etc;
11)  Built-in 24Bit professional sound card to realize hi-fi playing, and the audio stream is up to 768Kbps;
12)  With1 Line input, 1 Mic input, and 1 EMC input; with internal digital preamplifier; support user-customized priority; With 1 monitoring Mic to realize multiple function, such as self-detection, working ambient monitoring, attendance checking for duty officer, etc;
13)  Built-in 1 independent Line output to be linked with external power amplifier; connecting outer PA; with standard headset jack to do monitoring;
14)  With 2 short input and 2 short output which could be user-customized; could realize short signal collection, alarm trigger, and the linkage with the third-party fire alarm or monitoring system;
15)  Support intelligent power-saving and pre-open management to ensure reliable and energy-saving working of the device;
16)  With 2 forced switching output; volume control could be switched forcibly when paging and emergency happens;
17)  With 1 button to restore factory settings;
18)  With a group of RJ45 expansion port to achieve expansion of functions and operation;
19)  Powered by electric supply and seamlessly switching backup power at DC 24V to support continuously working of 7x24 hours.