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Found 694 products for Telephone Surge
 1) operating voltage:DC 5/12/24/48/110v2)frequency range:2/10/100 MHz3)connector :RJ11 RJ454) 6/8...  Auto dialer Telephone Dialer for prepaid and postpaid calling card -TD101 Auto dialer Telephone Dialer for prepaid and postpaid calling card -TD101 Line power, no need extra power supply. Great capacity: TD101 can store up to 8 groups of 62-digit calling card numbers. Compatible: Both prepaid calling card and postpaid call service are available. Easy Programming:...  Telephone dialer automatic calling unit for call through service-TD103 Telephone dialer automatic calling unit for call through service-TD103 Smart artful design. Line power, no need extra power supply. Great capacity:TD103 can store up to 8 groups of 62-digit calling card numbers. Compatible:Both prepaid calling card and postpaid call service are available....  Automatic dialer Telephone Autodialer Stackable Design -TD105 Automatic dialer Telephone Autodialer Stackable Design -TD105 Stackable Design. Great capacity:TD105 can store up to 8 groups of 62-digit calling card numbers. Compatible:Both prepaid calling card and postpaid call service are available. Easy Programming:Dialers can be programmed manually...  2 line phone switch Call selector Telephone router -TCS1800 2 line phone switch Call selector Telephone router -TCS1800 Applications: The line power call selector is suitable for people who have 2 outgoing Telephone lines but want to use one single Telephone set. People have a PSTN line in use, and they might want to install another VoIP line or GSM/CDMA...  Applications:As Public Telephone for indoor or outdoor, Taxi or bus stands or station, Highway call boxRailway, metro, ATM machines side, Tunnel, Port, Dock, Mines, Generation facilities...A good ideal Telephone for use in wet or corrosive atmospheres Main features : 1....  VoIP Gateway Analog Telephone Adapter 4 FXS ports -TVG340 VoIP Gateway Analog Telephone Adapter 4 FXS ports -TVG340 Features: Compatible to IEEE 802.3 10BASE-TX Ethernet and IEEE 802.3u 100BASE-TX fast Ethernet SupportG.711A/U,G.723.1,G.729 /A/B/AB and GSM610 voice codec Compatible with SIP2.0,H.323 V4 protocal SIP RFC3261 TCP/IP: Internet...  Antique Telephone with Multifunction(CY-502B) Antique Telephone with all function of normal Telephone ;Nice craft as gifts ;High collecting and using value1.International Standard Circuit System2.FSK and DTMF caller ID3.Phone number and time check,comeing number display4.Thunder proof/Burglar proof5.Volume adjustment6.CE,FCC and ISO9001...  * Telephone cord adaptor *package:OPP bag* Novel design with customer logo...  32lines 256EXT Hybrid Key Telephone Systems Hybrid Key Telephone System:Capacity:D288: 4+8 extendable to 32+256Features:1. Account Code Entry2. Automatically Call Back3. Back-up Battery4. Charge System & PC Port5. CO to CO with Password6. Class of Services7. Call Hold Retrieve8. Call Forward on Busy/No-answer9. Call Splitting10....  SPD socket protects office equipments and home appliances against the damage of Surge and over-voltage. Spike and Surge current can be efficiently absorbed and reduced, and voltage impact or fluctuation and the damages from LEMP (Lightning electromagnetic impulse) can be prevented. It helps...  Both Telephone and Alarm System Bothe Telephone and alarm system, wireless home alarm Specification: 1. Wireless frequency: two option: 433MHz or 315MHz 2. An adaptor: option: Input electricity from 110 ACV ~240 AC, customerized. ...  Golden diamond 80021.The specialized design surface version, may print material and so on hotel insignia, Telephone use guide, hotel servicing facility,greatly promotes the hotel image;2.One key connect (+0 +3 +5 +10)3.The mature lines design of message lamp, is suitable for each kind of model...  Use and function of KB series: Installed inside the elevator cabin, can call(or receiving call) Telephone room extension or watch room host Telephone, and talk with it. Installed in the elevator watch room, can receiving call(or call) from cabin extension, and talk with it. It has 2 call buttons,...  Security alarm system(Telephone alarm system) Wireless & wired burglar alarmFeatures:1. 8 wireless different zones and 8 wires zones 2. Long-distance monitoring and alarm protected zone recheck 3. ...  Quarter Wave Coaxial Surge Protector utilized 1/4 wave length shorting stub working as the band pass filter. The frequency range can be changed by modifying mechanical dimensions. As we learnt from frequency spectrum, lightening wave is in low frequency (from hundreds KHz to Megahertz).When low...  This Telephone fitting variety many patterns, welcome to come to... Antique Telephone with Classical Style(CY-527) Antique Telephone with all function of normal Telephone ;Nice craft as gifts ;High collecting and using value1.International Standard Circuit System2.FSK and DTMF caller ID3.Phone number and time check,comeing number display4.Thunder proof/Burglar proof5.Volume adjustment6.CE,FCC and ISO9001...  Item no: PN08Item: TelephoneMaterial: ABSInner packing: 8.9 x 7 x 12.6cmCTN size: 66 x 44.5 x 38.5cmQty/CTN:120pcsN.W: 14.4kgG.W: 15.7kgFeature: 1) Have all functions of the normal Telephone ...  TRSS-DB9 Lighting Surge Protector SPD Detailed product Description:TRSS-DB9 connection Surge arrester specialized in researching for Surge arrester of DB9 rectangle connector , protecting type D connectionSpecifications:1):Max discharge current (8/20us)(Max):5KA2):Frequency band :0--20Hz3):Voltage protection level... |
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