SIP 24/7 network Yd-qt02

Emergency Call Station tunnel
telephone system fiber-optic
network IP phone-features; 1; wall-
mounted installation, beautiful
appearance, 2; stainless steel shell
waterproof dust-proof moisture-
proof design grade IP65,3; support
for two 100-megabit fiber ports,
support for 128 ring network nodes,
4; SIP communication protocol,
equipment self-test and report the
status of work, 5; support for off-
line automatic dialing, two groups
of speed dial keys 6; with fiber
optic emergency phone server to
achieve group call, group call,
voice recording and other functions,
7; support 1/0 signal input and
output interface
Technical parameters;
1. Fiber interface supports dual-fiber single-mode, single-fiber single-mode, and dual-fiber multi-mode. Feedback 2. Wavelength: 850nm/1310nm/1550nm
Operating Temperature: -35 °C ~ 70 °C relative humidity: 10% ~ 95% atmospheric pressure: 86 ~ 106 KPA ambient noise: ≤100dB (a)
Ring level: ≥90Db
The communication protocol is standard SIP 2.0 and can be registered to IP PBX which supports SIP.
6. Power supply: DC12V or AC180-230V.
7; machine size: 308 * 188 * 154mm
Packing material: Pearl Cotton, Carton 9; gross weight: 5KG
NET weight: 4KG 10; built-in power amplifier 50W can drive fixed resistance speaker
No power; 50W + 65rmb 100W
+ 90rmb