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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: RealTone Technologies,Inc
  • Model Number: X4
  • Type: VoIP Phone
  • Colour: Black
  • Certifications: FCC CE
  • Key word: voip phone
  • Protocol: SIP&IAX2
  • VPN: L2TP
  • SIP Account: 4

Packaging & Delivery

Packaging Details 29*27*7cm, carton package, 1.5kg;
Delivery Time 3days
Generic
4 SIP Lines
HD Voice
POE Enabled
2 LCDs (Main + DSS)
Handset(HS) / Hands-free(HF) / Headphone(HP) mode(EHS support for Plantronics headsets)
Intelligent DSS Keys
Desktop / Wall-mount installation
Optional External Power Supply Economical and Environmental friendly package
Industrial Standard Certifications: CE/FCC

Call Features
Call out / answer / reject
Mute / Unmute (microphone)
Call Hold / Resume
Call Waiting
Intercom
Caller ID Display
Speed Dial
Anonymous Call (Hide Caller ID)
Call Forwarding (Always/Busy/No Answer)
Call Transfer (Attended/Unattended)
Call Parking/Pick-up (depending on server)
Redial/Auto-Redial
Do-Not-Disturb (per line / per phone)
Auto-Answering (per line)
Voice Message (on server)
Local 3-way Conference
Hot Line
Hot-Desking

Phone Features
Phonebook (500 entries)
Remote Phonebook (XML/LDAP)
Call log (100 entries, in/out/missed)
Black/White List Call Filtering
Voice Message Waiting Indication (VMWI)
Programmable DSS/Soft keys
Network Time Synchronization
Action URL / Active URI

Audio
HD Voice Microphone/Speaker (Handset/Hands-free, 0 ~ 7KHz Frequency Response)
Wideband ADC/DAC 16KHz Sampling
Narrowband CODEC: G.711a/u, G.723.1, G.726-32K, G.729AB
Wideband CODEC: G.722
Full-duplex Acoustic Echo Canceller (AEC) – Hands-free Mode, 96ms tail-length
Voice Activity Detection (VAD) / Comfort Noise Generation (CNG) /Background Noise Estimation (BNE) / Noise Reduction (NR)
Packet Loss Concealment (PLC)
Dynamic Adaptive Jitter Buffer up to 300ms
DTMF: In-band, Out-of-Band – DTMF-Relay(RFC2833) / SIP INFO

Networking
Physical: 10/100Mbps(X4), 10/100/1000Mbps(X4G) Ethernet, dual bridged port for PC bypass
IP Configuration: Static / DHCP / PPPoE
Network Access Control: 802.1x
VPN: L2TP (Basic Unencrypted) / OpenVPN
VLAN
QoS

Protocols
SIP2.0 over UDP/TCP/TLS
RTP/RTCP/SRTP
STUN
DHCP
PPPoE
802.1x
L2TP (Basic Unencrypted)
OpenVPN
SNTP
FTP/TFTP
HTTP/HTTPS
TR069

Deployment & Maintenance
Auto-Provisioning via FTP/TFTP/HTTP/HTTPS/DHCP OPT66/SIP PNP/TR069
Web Management Portal
Web-based Packet Dump
Configuration Export / Import
Phonebook Import/Export
Firmware Upgrade
Syslog

Physical Specifications
Main LCD x1: 2.8 inch (320x240) color-screen LCD
DSS Key-mapping LCD x1:color-screen LCD
Keypad: 38 keys, including
4 Soft-keys
6 Function keys
5 Navigation keys
12 Standard Phone Digits keys
3 Volume Control keys, Up/Down/Mute(Microphone)
1 Hands-free key
6 DSS Keys with tri-color LED
1 Page-Jump/Configuration (PJC) key
HD Hands-free Speaker (0 ~ 7KHz) x1
HD Hands-free Microphone (0 ~ 7KHz) x1
HD Handset (RJ9) x1
Standard RJ9 Handset Wire x1
1.5M CAT5 Ethernet Cable x1
RJ9 Phone Jacket x2: Handset x1, Headphone x1
RJ45 Ethernet Jacket x2: Network x1 (802.3AF POE Class 2 Enabled),
PC x1 (Bridged to Network)
Main Chipset: Broadcom
DC Power Input: 5V/1A
Power Consumption: (X4) Idle – ~ 1.3W, Peak – ~4.3W
(X4G) Idle – ~ 1.7W, Peak – ~5.7W
Working Temperature: 0 ~ 40℃
Working Humidity: 10 ~ 65%
Dual-Functional Back Rack x1: Desktop Stand / Wall-mount
Color: Black
Package Dimensions: 285x270x65mm (W x H x L)
Transaction History of the Supplier

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Transaction Overview

Transactions

Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
China (Mainland)
Transaction Level:
Supplier Assessments:
1 Transactions 80+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $27,000
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