Factory making JWBT821 Explosion Proof Voip Telephone – Stainless Steel Metal Business Cards


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Factory making JWBT821 Explosion Proof Voip Telephone – Stainless Steel Metal Business Cards Detail:

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.

Product Feature

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.

12.WAN port supports primary and secondary DNS servers, support for DHCP mode can be selected using the dynamically obtained DNS DNS address or use a static configuration.

13.Support DHCP Client on WAN port.

14. Support DNS Relay, SNTP Client, Firewall.

15.Qos support Diffserv.

16. Support command network tools: Including ping, trace route, telnet client.

17. By IPBPX, it enables group calls, broadcast function.

Technical Parameter

Explosion-proof mark

Exde[ib]ibIIBT6/DIPA20TA,T6

Working voltage

AC220V

Network protocols

TCP/UDP

WAN port

10/100 Base-T RJ-45 for WAN

Frequency response

2503000 Hz

PA output power

1025W

Defend Grade

IP68

Corrosion Grade

WF1

Ambient Temperature

-40+60℃

Atmospheric Pressure

80110KPa

Relative Humidity

≤95%

Lead Hole

3-G3/4”

Weight

12KG

Installation

Wall Mounted

 

Using Method

1.The caller takes the handset off hook, dial the callee’s telephone number→ the callee’s telephone rings.

2. The callee hears ringing → pick up the handset to answer the call, both sides under normal conversation.

3. At the end of the call, hang back the handset.

4.Much more instructions, please refer to the attached Instuctions of Voip phone. Such as: hotline, call forwarding, call waiting, three-way calling, black list, white list, limit list and so on.

Package

1 unit per carton; Carton Size:44x32x27cm

Warranty

Under normal use, non-human damage, free one-year warranty;

 


Product detail pictures:

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 JWBT821 Explosion Proof Voip Telephone – Stainless Steel Metal Business Cards detail pictures


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Innovation, good quality and reliability are the core values of our enterprise. These principles today extra than ever form the basis of our success as an internationally active mid-size organization for Factory making JWBT821 Explosion Proof Voip Telephone – Stainless Steel Metal Business Cards, The product will supply to all over the world, such as: Ghana , Estonia , Argentina , We taking advantage of experience workmanship, scientific administration and advanced equipment, ensure the product quality of production, we not only win the customers' faith, but also build up our brand. Today, our team is committed to innovation, and enlightenment and fusion with constant practice and outstanding wisdom and philosophy, we cater to the market demand for high-end products, to do professional products.
  • As a veteran of this industry, we can say that the company can be a leader in the industry, select them is right.
    5 Stars By Sabrina from Orlando - 2015.10.09 19:07
    We are old friends, the company's product quality has been always very good and this time the price is also very cheap.
    5 Stars By Victoria from Mombasa - 2016.06.19 13:51

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