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Productos+ |
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Compre Ahora |
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FK301 TELEPHONE RECORDING ADAPTER
* autumatically records whenever phone is picked up * it can be applied for every telephone model including PABX ( Private Automatic Branch Exchange). * power supply 9 - 12 v. * box for product ...leer más. |
5.88EUR |
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FK302 TWO WAY TELEPHONE AMPLIFIER
* connected parallel to the telephone lines needed when there are more than one telephone speaker or in case interception on the phone * it comes with a speaker of 2 inch up. * power supply 9 V....leer más. |
5.88EUR |
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FK304 TELEPHONE EXTENSION RINGING
* can be applied for homes or offices that require all telephone sets to ring * power supply 6 - 9 v. * box for product FB04leer más. |
4.41EUR |
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FK305 HIGH POWER TELEPHONE RINGING
* suitable for home uses or office that wants the phone rings more than 1 telephone set at the same time * power supply 12 V. * box for product FB04leer más. |
5.67EUR |
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FK306 TELEPHONE INTERCEPTION CIRCUIT
* this circuit is a kind of small amplifier circuit. * this single ended expansion gives the clear signal. * signal will be presented at speaker output. * with power consumption of only 3 v. thi...leer más. |
5.04EUR |
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FK313 DUAL STATION INTERCOM
* very useful device for large households with several rooms or between floors * with a microphone which is connected to loudspeaker to another room. * power supply 4.5 v. * box for product FB04...leer más. |
6.51EUR |
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FK318 TELEPHONE "IN - USE" INDICATOR
* using LED to display the result by lighting on when the phone is picked up * without having rely on its power supply. * box for product FB11leer más. |
1.47EUR |
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FK319 TELEPHONE PRIVACY PROTECTION
* suitable for home or official telephone line which has many telephone with the same phone number * whenever 1 set of telephone is used or firstly picked up, the circuit will automatically cutt...leer más. |
5.25EUR |
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FK320 TELEPHONE RF TRANSMITTER
* using radio frequency 90 MHz FM transmission * without having rely on its power supply * box for product FB01leer más. |
5.25EUR |
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FK321 PHONE RING SIGNAL LIGHT ( 500 W )
* this circuit is suitable for high disturbance . * if having the phone call, the light will display at the same rhythm of ringing bell * power supply 220 v. * box for product FB03leer más. |
8.19EUR |
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FK322 TELEPHONE CUT OFF TIMER 1-20 MIN
* this circuit will cut the phone line immediately after prior warning for 2 seconds * after warning, if do not put the line down within 20 seconds, the circuit will cut the line off cannot use ...leer más. |
10.50EUR |
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