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List extensive product information of Exchanges (include VOIP PBX System, PABX Exchanger, Telephone Exchange), provided by Exchange manufacturers, suppliers and exporters in china and around the world.


VOIP PBX
Matrix PLCC EPABX for Electricity Utility Companies. Expandable upto 468 Ports. RS232C Ports. POTS Connectivity. E & M Connectivity. GSM Connectivity. ISDN Connectivity. PRI Connectivity. T1 / E1 Connectivity. VOIP Connectivity. Hot Swap. Alternate Routes. Built in Auto Attendant Features. Compander Control Signal. Multiple Station Identity. Security Dialer. Web based Programming
Company: Guangdong C-tel Sci-tech Development Co., Ltd.    China

PABX ET-2128D
1. Flexible 2-4 digit coding. 2. Make external call without dialing '0'. 3. To arrange the quantity of trunks and extensions at random. 4. Group trunks and extensions. 5. Group call, call queuing. 6. Discount management. 7. Deposit management. 8. Charging and bill enquiry. 9. Switch power supply with UPS. 10. Daytime and night service grade. 11. Caller ID. 12. Account roaming. 13. Different ring between the internal and external calls. 14. Built-in voice mail. 15. Least cost route. ...
Company: Guangdong C-tel Sci-tech Development Co., Ltd.    China

Busy Tone Detector
The device can provides up to 8 channels of busy tone detection which connect 8 channels of PBA trunk. When you connect PBX to PSTN's loop start trunk, if there is a voice mail in your PBX system, you may need to install a busy tone detector between PSTN and your PBX. Without this device, the trunk will not release until mail box overflow. For DISA application, the caller may cause incoming trunk and outgoing trunk suspend and hold for a long time, due to no disconnect signal be send ...

ISDN VOIP PBX
Compact ISDN VOIP PBX. GSM Trunks. VOIP Trunks. E1 / T1 Trunks. ISDN Trunks. E & M Trunks. CLI. Conversation Recording. Alternate Number Dialing. Auto Redial. DISA / DOSA. LCR. 15 Party Conference. PC Based Digital Key Phone (DKP). Automatic Route Selection. Voice Prompts for Tones. Auto Attendant. Flexible Numbering. Call Budgeting. Web Based Programming Tool
Company: Guangdong C-tel Sci-tech Development Co., Ltd.    China

Key Telephone System
Specially designed for small and medium size business, lx-6000 is an advanced, multi-function key telephone system. The basic configuration of lx-6000 is 4 outside (co) lines, 12 extensions with proprietary phones and single line telephones (slt) available for users to select. It can be expanded up to 36 ports. The system is featured with attractive functions such as uniform call distribution, caller ID and conference call. Featured with attractive functions, high compatibility and easy ...

VOIP ATA (1wan + 1lan + 4fxs)
1. IEEE 802. 3 10 Base T. 2. Sip 2. 0, RFC3261, H. 323 V4 protocal. 3. Support G. 711a / U, G. 723. 1, G. 729 / A / B / AB and GSM610 codec. 4. Support DHCP, PPPOE DNS TELNET; HTTP, TFTP, FTP upgrade. 5. Sopport TCP/ IP, RTP RTCP, VAD / CNG. 6. Support Bridge and Router model. 7. One WAN, one LAN; 4 FXS port.

Telephone Exchange
1) Card expansion structure, expandable freely. 2) Power switch, internal battery for work 8 hours (Optional). 3) Flexible extension number assignment ( 2, 3 or 4 digits). 4) FSK / DTMF caller ID, caller ID transferred. 5) 3 pieces OGM for auto-attendant mode. 6) External music input port for music on holding. 7) Broadcast input port allowed connect external amplifier to broadcasting. 8) Personal extension password. 9) Two classes authorization of extension. 10) Double code for external dial ...

Aastra Venture Ip 4fxo PBX Gateway System Bundle
Aastra ventureip 4fxo gateway system bundle the ventureip telephone system is a simple, low cost IP based peer to peer communication solution for small and medium business. This flexible and scalable IP telephone system eliminates the need for central switches and offers a complete set of PBX telephony features. Bundle includes ventureip 4-co line gateway and (4) ventureip 480i IP telephone sets. Product features: Low cost IP telephone system ; Complete PBX telephony features available ...

IP Pbx
1) Powerful service capability. 2) Perfect integrated equipment access capability. 3) Powerful network interworking capability. 4) Perfect scalability. 5) Perfect manageability and operability. 6) High reliability, Security Service functions: Basic voice service ; VOP voice service ; Supplementary services ; Conference service. SIP Proxy: 1) Powerful proxy server. 2) Call-based MD5 authentication. 3) NAT traversal for clients. PBX Features: 1) Support call hold, call waiting, Conference. 2) ...

Pabx Exchanger
1. Three paragraph of computer operator's voice. 2. Fsk/dtmf sender chip inside, co line cid can be transferred from one Extension to another. freely (need cid board, optional). 3. Co line monitor. 4. Outgoing call restrict range. 5. Trunk line transfer to trunk line,3-party conference call. 6. Call splitting and call forwarding. 7. Auto transfer to another when transfer to a busy extension. 8. External music input. 9. Use PC to program, compatible with cdx2000 PC manager system. 10. ...

Skype Usb Pbx Exchange
1. Supports 4 skype inbound and/or outbound calls. 2. Supports up to 10,000 pre-programmed speed-dial numbers. 3. Configure the speed-dial phone book based on ie browser. 4. Excellent sound quality, multipart conference. 5. Automatically finds a free line/port for the incoming or outgoing skype call. 6. Centralizes all skype activities to a single computer especially of enterprise management. 7. Usworks with the existing pbx to provide other telephony features such as call transfer, call ...

PX0210 IP-PBX
Supports up to 20 Exterior VoIP lines. Supports up to 100 Local Registered SIP clients. 10/100M Ethernet Auto-sensing(1 Ethernet port). Embeded ADSL/ADSL2/ADSL2+ Modem. IEEE 802.11b/g WLAN Wireless Access Point. Router with NAT, Supports dynamic and static router. Supports Fax, PPPoE, DHCP, VPN, fire wall. 2 RJ-11 ports built-in(1FXS/1FXO). Codec: G.711, G.729a/b, G.723.1. G.168 Echo Cancellation. Dynamic Jitter Buffer. Supports DTMF. Voice Activity Detection. Voice Mail to E-mail

VoIP Gateway
1) Support SIP. 2) Configurable (*,#) feature codes. 3) Supports Audio codec G. 711, G.723.1, G.726. 4) Unattended/ attended call transfer. 5) Call waiting and per call-waiting blocking. 6) Call forward (Always, busy, no answer). 7) Call return. 8) Call hold. 9) Caller number/name display. 10) Caller ID /block outgoing caller-ID/Reject anonymous call. 11) Voice Activity Detection (VAD) Facsimile protocol: T.38. 12) MWI (Message wait Indication). 13) E.164 dial plan. 14) DND (Do not disturb). ...

PABX
1) Enable any extension ports compatible with our two-wire key telephone and freewill quantity, plug and play. 2) Flexible extension number assignment (2, 3 or 4 digits). 3) FSK / DTMF caller ID, internal and external caller ID transferred. 4) Extension password. 5) Different class for extension. 6) Second outward code. 7) Discretional ringing extension assignment when operator attendant, two operator extensions assignment when auto attendant. 8) 3 pieces OGM for auto-attendant use. 9) Day ...

Group Phone System
Hybrid key telephone systems: D848: 4 + 16 extendable to 8 + 48; D168: 4 + 56 extendable to 16 + 128; D288: 16 + 56 extendable to 32 + 256; Main features: Account code entry. Automatical re-dial. Automatical call back. Back-up battery. Charge system & PC port. Co to co with password. Class of services. Call transfer. Call pickup. Call hold retrieve. Call hold return tone. Call waiting signal. Call forward on busy. Call forward when no-answer. Call forward directly. Call duration ...

DAM 10KW Digital MW AM Broadcasting Transmitter
Each target surpasses a grade machine standard. Its prominent features are as follows: 1) Already proved the consummation reliable lightning protection circuit, finished you to damage the machine to the thunder stroke worrying. 2) Nimble control mode. Besides the aircraft control system, may select and match the computer control unit too. In order to realize fixed time open, close down, data record, memory, graduation monitoring functions etc. 3) Improved cycle modulation techniques. The new ...

PABX System
Adopt Dual Mode CID chip, compatible with FSK/DTMF CID receiving transferring. Day/night mode with real time o'clock. Voice announcing EXT No. 11 chord melody music selectable,auto select daily. Hi-efficiency safe switching power, back up battery interface. External music input. Upgradeable module design (From 416 to 848). PC interface compatible with charge software. Keep 1400 charge data while power off. Door phone interface. Broadcast call. Door opener. Alarm clock

PBX / Group Telephone / Telephone Exchanger
1) Min.: 108. 2) Max.: 308. 3) Multiple communication line: 1. 4) Normal transform power. 5) Power failure transfer. 6) External line caller ID. 7) Auto-attendant (DISA-12s one paragraph). 8) Outgoing message recording. 9) Internal music on holding. 10) Auto / operator mode. 11) Flexible ext. no. assignment. 12) Call duration control. 13) Call pickup. 14) Outgoing call transfer. 15) Call transfer. 16) Do not disturb. 17) Ringing assignment. 18) Call restriction. 19) Three-way conference

IP-PBX System
With Aztech IP-PBX system IPX1050, calling an overseas office within the same organization is virtually free as it uses SIP to establish connections among users. A web browser-based tool configures and assigns telephone extension number to employees within an organization. * Cost savings from investing in only 1 scalable system for voice and data network. Ideal for small / medium business up to 50 users. Supports both SIP IP telephony and traditional PSTN for external calls. Web-based ...

Voice Mail System
Cadence a compact single box solution offers two ports and four ports option for multiple access. Auto and Manual Mode. Broadcast Message. Call Forwarding on Voice Mail. Call Taping. Conversation Recording. Easy Intergration with PBX/KTS. Multiple Mailbox on a single extension. Special Greetings for holidays. Time based Greetings. Message Forwarding. Message Notification. Message Verificatiojn. Message Wait Indication

PABX
1.Computer attendant, external line direct inward dialing. 2.Extension convenient and Flexible Coding. 3.Limit time function is available for outgoing trunk. 4.Trunk and subscribers in the system are managed respectively. 5.Different Ringings to the internal and external calls. 6.Don't need to dial zero when outgoing. 7.Multi-grade Services and restrictions. 8.Multi-grade charging print. 9.Music on hold when call transfer. 10.Extension deposit Control. 11.Multi-Party conference call. ...

PABX System
1) 8 Co-line 32 extensions line. 2) Three paragraph of computer operator's voice. 3) FSK / DTMF sender chip inside, CO line CID can be transferred from one extension to another freely. 4) CO line monitor. 5) Outgoing call restrict range. 6) Trunk line transfer to trunk line, 3-party conference call. 7) Call splitting and call forwarding. 8) Auto transfer to another when transfer to a busy extension. 9) External music input. 10) Day / night mode with real time clock. 11) Uses PC to ...

Telephone Exchange (PABX/PBX/Exchange)
1) CO lines: 2 - 4. 2) Extension lines: 8 - 16. 3) Multiple communication lines. 4) Normal transformed power. 5) Switch power. 6) Backup battery interface. 7) Power failure transfer. 8) External line caller ID. 9) Transfer caller ID. 10) Intercom caller ID. 11) Auto-attendant (DISA-12s, one paragraph). 12) Outgoing message recording. 13) Auto IP dialing. 14) Internal music on holding. 15) Door bell and door opener. 16) Remote programming. 17) Memory protection while power off. 18) 11-chord ...

All-Solid-State FM Stereo Broadcasting Transmitter
The RF power distribution and power synthesizer use the microstrip line technology, the structure compact design are reasonable, without any adjustment, also the bandwidth output, easy to defend, the reliability is high. The power amplifier designs redundant quantity, high safety coefficient. Each merit puts realizes modulation, maintains simply, the merit puts tube to use import 300W double MOSFET transistor, thus guaranteed the overall reliability. The power part install the advanced power ...


Total 24 products in Exchanges category.