OEM/ODM China JWBT821 Explosion Proof Voip Telephone for Serbia Factory


Product Detail

Product Tags

Related Video

Feedback (2)

Our merchandise are broadly identified and trusted by end users and can satisfy continually developing economic and social requires for Corrosion-Free Telephone , ptt telephone handsets , Jail Phone Telephone Kiosk , We never stop improving our technique and quality to keep up with the development trend of this industry and meet your satisfaction well. If you are interested in our products, please contact us freely.
OEM/ODM China JWBT821 Explosion Proof Voip Telephone for Serbia Factory 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:

OEM/ODM China
 JWBT821 Explosion Proof Voip Telephone for Serbia Factory detail pictures


Related Product Guide:
MWC 2018’s big launches: Galaxy S9, ZenFone 5 & more | Waterproof Keypad
Kaliber Gaming HVER review: A simple but effective gaming keyboard | Waterproof Keypad

Well-run devices, expert profits group, and better after-sales companies; We have been also a unified huge family, everybody keep on with the organization worth "unification, determination, tolerance" for OEM/ODM China JWBT821 Explosion Proof Voip Telephone for Serbia Factory, The product will supply to all over the world, such as: Palestine , Mauritius , Canada , For many years, we now have adhered to the principle of customer oriented, quality based, excellence pursuing, mutual benefit sharing. We hope, with great sincerity and good will, to have the honor to help with your further market.
  • The company account manager has a wealth of industry knowledge and experience, he could provide appropriate program according our needs and speak English fluently.
    5 Stars By Amelia from Birmingham - 2015.08.12 12:27
    Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.
    5 Stars By Annie from Saudi Arabia - 2016.03.28 16:34

    Related Products

    WhatsApp Online Chat !