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Dust-proof telephone JWBT821analogSIPPoE
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Characteristics
- Network
- analog, SIP, PoE, Ethernet, LAN, WAN
- Protection class
- IP65, IK10
- Applications
- for railway applications, for tunnel, roadside, for marine applications, industrial, for underground mining, taxi station
- Other characteristics
- weather-resistant, emergency, vandal-proof, wall-mounted, dust-proof, waterproof, auto dial, with protection door, rugged, rugged, outdoor, explosion-proof, intrinsically safe
Description
Scope Of Application
1. Suitable for explosive gas atmospheres Zone 1 and Zone 2.
2. Suitable for IIA, IIB explosive atmosphere.
3. Suitable for dust Zone 20, Zone 21 and Zone 22.
4. Suitable for temperature class T1 ~ T6.
5. Widely used in oil exploration, chemical, military, pharmaceutical, oil refining and other hazardous environments and depots, offshore oil platform, oil tankers and other places.
6.Suitable for high noise places.
Product Features
1. Support SIP 2.0 (RFC3261) and SIP-related RFC
2. Speech Coding: G.711A / u, G.7231 high / low, G.729a / b, G.722, G.722.1, G.726.
3. Echo cancellation: Support G.168, full duplex, support VAD, CNG.
4.DTMF to support: SIP info, DTMF Relay, RFC2833.
5. Support SIP application, including SIP Call forward / transfer (blind / attended) / hold / waiting / 3 way talking.
6. Support server conference.
7. Support path, gruu.
8. Support SIP Privacy.
9. Support xDSL PPPoE, and supports break automatically redial.
10. Support VLAN (DATA VLAN and VOICE VLAN.
11. Support STUN client.
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.