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VOIP-ZY004



2020-04-18


1. Features
1.1 Base Function
 DHCP assign the parameters automatically, such as IP address;
 Support PPPOE protocol (used for ADSL and cable modem)
 Upgrade the program by HTTP, FTP or TFTP;
 Dynamic voice detection; comfort noise generation; voice buffering;
 Hold Function;
 Mute Function;
 DND(Do not disturb), black list, restricted calls, hotline function;
 Voice-mail;
 Set through standard Web Browser(such as IE);
 Hierarchical management of user password and supervisor password;
 Hand-free function

1.2 Tablet Function
 Support VoIP, GSM and 3G network calls;
 Incoming and outgoing calls display;
 Mute;
 Mobile AP;
 Wireless router;
 Gravity sensing;
 GPS(GPS+A-GPS)
 Support WIFI(Wi-Fi 802.11b/g/n), EDGE, HSDPA, HSUPA;
 Support multi-language;
 Phonebook and call log;
 Support internet access.

2. Standards and Protocols
 IEEE802.3/802.3u10 Base T/100Base;
 PPPoE: PPP Protocol over Ethernet;
 DHCP Client and Server: dynamic host configuration protocol;
 Support speech coding algorithmofG.711a/u, G.729,G.723.1 5.3/6.3;
 SIP RFC3261, RFC2543;
 TCP/IP: Internet transfer and control protocol;
 RTP: Real-time Transport Protocol;
 RTCP: Real-time Control Protocol;
 VAD/CNG: able to save the bandwidth;
 TFTP: Trivial File Transfer Protocol.

3. Hardware Parameters of Tablet
 Adopt the dual-core hardware platform of MediaTek MT6577-1GHZ;
 DDR:4GBit;
 Nand Flash:32GBit
 Based on the android 4.0 operating system, which could provide 1GHzhigh
frequency and 3G(WCDMA/GSM) quad band;
 7.0-inch super large HD screen【capacitive screen】1024×600;
 Gravity sensor;
 5-megapixels rear camera with autofocus function; 0.3 -megapixelsfront camera;
 10mm body;
 3100mA lithium ion battery;
 3.5mm headphone jack;
 mini usb 5pin charging interface;
 HDMI data interface

4. Software Overview
Network Protocol Tone 
SIP v2(RFC3261)
IP/TCP/UDP/RTP/RTCP 
IP/ICMP/ARP/RARP/SNTP
TFTP Client/DHCP Client/PPPOE
Client 
Telnet/HTTP Server
DNS Clients 
Ring Tone
Ring Back Tone
Dial Tone 
Busy Tone
Phone Function 
Volume Adjustment. 
Speed dial key
Codec 
G.711: 64K bit/s(PCM)
G.723.1: 63k/5.3k bit/s 
G.726: 16k/24k/32k/40k
bit/s(ADPCM) 
G.729A: 8k bit/s(CS-ACELP)
G.729B: adds VAD & CNG to
G.729
IP Assignment 
IP (Static IP) 
DHCP 
PPPoE
Voice Quality Security 
VAD: dynamic voice detection; 
AGC: Automatic Gain Control; 
AEC: Automatic Echo Cancellation;
SRTP: Secure Real-time Transport
Protocol; 
HTTP 1.1 basic/digest
authentication for Web setup 
MD5 for SIP authentication
(RFC2069/RFC2617)



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