※ Balance first-class indoor wall mounted speaker, ABS plastic shell (black and white optional), iron punch screen;
The device is designed using embedded computer technology and DSP audio processing technology;
Using high-speed industrial grade chips with a startup time of less than 1 second;
Built in 1 network hardware audio decoding module, supporting TCP/IP, UDP, IGMP (multicast) protocols;
Realize networked transmission of audio signals with 16 bit stereo CD sound quality.
※ Built in D-class 2 × 20W amplifier circuit, with delicate sound quality and strong power;
High strength mica carbonized polypropylene diaphragm provides clear language expression;
※ One line and one microphone input interface, with independent volume adjustment;
The network audio signal can be locally adjusted;
The device IP address has a reset button, which can restore the initial settings when the IP address is lost;
Built in audio processing circuit, supports multi-channel signal amplification and mixing, supports 3-level audio signal priority management;
Support 1000 level custom audio priority mute control;
Supports PSTN telephone broadcasting and SMS voice broadcasting;
※ Supports mobile WIFI on-demand and wireless remote control on-demand;
※ Support server unified authorization operation management function, unified configuration management of users and passwords;
※ Supports DHCP and is compatible with routers, switches, bridges, and gateways Modem、Internet、2G、3G、4G、 Any network structure such as multicast, unicast, etc;
※ Support intelligent voice prompt function when registering new terminal configurations (if the device is already connected);
Supports 15KV ESD protection and has a built-in network isolation and lightning protection circuit;
Download IP address serial port on one PC to modify the IP address of the network decoding module;
Digital networked products, easy to expand, not limited by geographical location, and no need to add data center management equipment;
Adopting the design concept of shared network without line construction, the installation is simple and easy;
The equipment power supply adopts a switch mode power supply design, and can work normally with AC100~240V voltage;
※ Network interface: standard RJ45;
Supporting protocols: TCP/IP, UDP, IGMP (multicast);
※ Audio format: MP3/MP2;
Sampling rate: 8K-48KHz;
※ Transmission rate: 100Mbps;
※ Audio mode: 16 bit stereo CD sound quality;
Output frequency: 80Hz~16KHz;
Harmonic distortion: ≤ 1%;
Signal to noise ratio:>70dB;
※ Rated power: 2 × 20W (8 Ω) standard plug-in terminal block;
※ Line input sensitivity: 350mV standard plug-in terminal block;
※ MIC input sensitivity: 5-10mV;
※ Environmental temperature: 5 ℃~40 ℃;
※ Environmental humidity: 20% to 80% relative humidity;
Power consumption: ≤ 70W;
※ Input power supply: AC100~240V 50Hz;
※ Size: 285 × 170 × 190mm;
Weight: 5.3Kg;

RH6730L (with offline playback function)

※ It has the function of actively taking over tasks when the network and server are disconnected, and can achieve automatic playback when the terminal is disconnected;
※ Comes with 4G large capacity memory, programs are transmitted to SD card storage through the network;
Built in high-precision timing digital clock chip, with power-off timing not less than 3 years, and network timing function;