Uncovered Two Key Fiberglass Reinforce Plastic Telephone

Menemukan Dua Kunci Telepon Plastik yang Diperkuat Serat

It is an all-digital network radio and walkie-talkie, and its core part adopts a mature VOIP solution (Broadcom 1190), the performance is stable and reliable, the hands-free adopts digital full-duplex mode, and the voice is loud and clear. Hands-free speaker output provides on-board 2.4W output or can be connected to a 4Ω3W or 8Ω5W speaker through the built-in power amplifier board. The broadcast supports horn-type 8Ω5W speakers. If you need a higher volume voice effect, you can customize the power amplifier board with 30W/50W/80W/100W/200W and other configurations.
The service provides 6 shortcut key interfaces, handset interface, hook switch interface and dual network ports, etc., which can meet the needs of most customer applications, and the software side can realize the call of camera video information.

dapatkan penawaran

ParameterDimensiAplikasiPetunjuk

Telephone system: DTMF
Permintaan lampu sinyal dering panggilan masuk;
Ring pressure: ≥ 70dB(A);
Call connection time≤6S (non-blocking);
The maximum communication distance is 5km;
Classified rated sound pressure level intensity: ≥90dBA;
Rentang audio: 300Hz ~ 3400Hz;
Distorsi harmonik: ≤ 5%;
sistem panggilan DTMF;
Nilai tegangan umpan: DC48V/DC24V;
Sending/receiving frequency response: in line with GB/T15279-2002;
Transmit Loudness Rating (SLR): 5 ~ 15dB;
Peringkat Kenyaringan yang Diterima (RLR): -7 ~ 2dB;
Peringkat Sidetone Masking (STMR): ≥7dB;
The system has strong expansion compatibility and supports standard SIP 2.0 (RFC3261) and related RFC protocols;
Dukungan: TCP/UDP, HTTP, ARP/RARP, DNS, NTP, TFTP, TELNET;
Multiple voice coding methods such as G.729, G.723, G.711, G.722, G.726 are optional;
DTMF mode RFC2833, SIP INFO, INBAND;
Mendukung modifikasi alamat IP statis, resolusi nama domain DNS;
Support one-key direct call dispatcher function and SOS emergency call;
Provide alarm, monitoring, intercom, broadcast functions;
Fungsi interkom full-duplex;
Mengadopsi teknologi pembatalan gema canggih;
Speaker sensitivity can be adjusted;
Sistem ini menyediakan hasil perekaman dan perekaman, dan dapat memanggil dan menanyakan file rekaman kapan saja;
Can be set through WEB interface;
Online software update

Dokumen pendukung

nama

Versi: kapan

tanggal rilis

Sebelumnya: Interkom Darurat Visual SIP

Lanjut: Dua Kunci Telepon Darurat Industri

Tag: weatherproof subway phone, Sebuah telepon di stasiun kereta bawah tanah, perlindungan tahan air telepon, public phone in subway factory, Telepon Darurat Luar Ruang yang tahan cuaca

This product: Uncovered Two Key Fiber-Reinforced Plastic Telephone

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Menemukan Dua Kunci Telepon Plastik yang Diperkuat Serat

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This product: Uncovered Two Key Fiber-Reinforced Plastic Telephone