Joiwo ip65 telephone best voip armored no-dial telephone waterproof phone intercom system Waterproof Telephone JWAT914
|1. Subways, highways, power plants, petrol stations, docks, steel companies, etc., have special requirements for environmental protection against moisture, fire, noise, dust and frost.2. High noise place|
|Compatible with various IPPBXs using standard SIP and IAX protocolsAnd VoIP voice platforms (such as IMS, softswitch system, call center, etc.) can meet the networking application requirements in different network environments. Full range of TA products
Covers 4-32 voice ports, high-performance processors, high-capacity, full-concurrency call processing, carrier-grade stability
Follow standard communication protocols
It supports SIP/IAX protocol and can communicate with various IMS/softswitch systems.
Rich speech coding
Support G.711 (alaw/ulaw), G.722, G.723, G.726, G.729A,
GSM, ADPCM Multiple codec algorithms.
High quality voice
Advanced carrier-grade G.168 line echo cancellation, excellent voice quality.
QoS guarantee, support port-based priority control, ensure voice packets are in
High priority in the network to ensure voice quality.
Supports multiple encryption methods such as TLS/SRTP/HTTPS for signaling and media streaming
Supports overcurrent and overvoltage protection mechanisms (ITU-T, K.21). Can take 8 roads.
Built-in web configuration, providing a visual management interface while supporting remote management.
Caller ID, Call Waiting, Call Transfer (busy, no answer, unconditional), explicit call transfer, blind transfer, do not disturb,
Call keeps background music, tone settings (customizable), three-way calling (built-in), abbreviated dialing, caller-based and
Routing, number change (add, delete, replace) of the called number, hunt group (round selection, selection, group vibration), hotline function