| Customization: | Available |
|---|---|
| Type: | Professional Amplifier |
| Usage: | Industrial Communication |
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Designed with standard chassis, aluminum alloy panel, good-look and practical, Adopting the standard international standard SIP2.0 protocol, it has excellent compatibility and function scalability, and can communicate with public communication protocol systems such as converged communication system and telephone system. SIP protocol decoding module and fixed-voltage amplifier module in one function, remote automatic control of network signals, network transmission of audio files, local playback, sound quality up to CD sound quality; independent IP address;Primarily deployed at passenger entry and exit points in terminals.Standard with 1 10/100M RJ45 network switch interface, support LAN and WAN; the device adopts industrial-grade dual-core processing chip ( (ARM+DSP), startup time less than 1S, support communication protocols: TCP, IP, SIP, UDP, VOIP, IGMP, DNS, DHCP, FTP.
Built-in network IP decoding module for real-time network music playback and call function; network delay time for playback and call function is less than 30mS
Self-contained constant voltage/resistance power amplifier output, output mode 100V, 70V, 4~16Ω, adjustable output power
Equipped with amplifier power-on indicator, amplifier protection indicator, amplifier work signal and clipping indicatorDigital echo cancellation.
| Power supply | AC220V/50Hz |
| Interface | 2 Mic Inputs, 2 Line Inputs, 1 RJ45 Network Input |
| Noise Ratio | Mic >68dB Line: >82dB |
| Voice code | G.711-a, G.711-u, G.729, G.723.1, G.726 |
| Network Communication Protocols | TCP,IP,SIP ,VOIP,IGMP,DNS,DHCP,FTP |
| Total harmonic distortion | <0.1% at 1KHz |
| Frequency Response | 60Hz-18KHz (±2dB) |
| Tone | Bass ±10dB at 100Hz, treble: ±10dBB at 10KHz |
| Mic input sensitivity & impedance | 8mV/600Ω unbalanced |
| Line input sensitivity & impedance | 250mV/10KΩ unbalanced |
| line output sensitivity & impedance | 445mv/600Ω unbalanced |
| Rated power | 250W |
| Protect | Output short circuit, overcurrent,overload protection alarm; |
| Volume control | High and low pitch independently control for each channel |
Shenzhen Yuantong Modern Technology Co., Ltd. is a manufacturer specialized in industrial telephones for over 8 years, established in 2017 by Mr. Gong who is working in industrial communication industry for over 20 years.
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