Joiwo Public Phone Waterproof Telephone for Roadside JWAT904
|Widely used in the place of water proof, moisture proof, fire proof, anti-noise, dust proof, antifreeze, such as subway, highways, power plants, gas stations, docks, steel companies, etc.|
|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.
18.Patented designed telephone housing with waterproof and dust-proof function; waterproof cover, beautiful and practical.
19.Engineering plastic shell, waterproof, dust-proof performance, strong corrosion resistance.
20.High temperature electrostatic spray of the shell surface with anti-static ability and eye-catching color.
21.Key parts of the handset, the hook, the keyboard are produced by our own company; strict quality control and fast after sale reaction.