NT-4520/5530 is adaptive 100/10Mbp, TCP/IP network transmission protocol. Support infrared remote control and easy to connect with the local fire alarming system. This speaker can be applied to different occasions vary in area sizes and background noises. It is made of high quality engineering plastic and waterproof grille, which ensures long-term durability, and will never be out of shape or fading. Built in Hi-Fi speaker for clear and sonorous sound. It is an ideal choice for industrial and commercial applications in hotel, school, office and factory where background music and paging is needed.
Rated power: 2*20W/2*30W, Input power: AC220-240V 50Hz/60Hz or DC24V 2A
Built with 1 AUX input and output, with Bluetooth and U-segment function
Supports protection functions of over-voltage, over-heating, short circuit, etc
Supports 100V disconnection, power failure backup, switching time less than 30ms
Emergency paging can be separated from server and volume is automatically adjusted
Supports DHCP, static IP network mode, support AUTO IP function
Supports no music signal (including local audio signal) automatic standby
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