Spy Development ™ - Products - Long Term Transmitters

UHF Transmitters

Long term transmitter series

These transmitters are ideal for applications when the access for changing batteries is difficult.
They can work for months and years after the installation without the need to change batteries.

SLV-57 UHF long term transmitter with voice activation system and automatic microphone gain control. Powered by AA batteries. $245.00 119.00

SLV-68 UHF ultra long term transmitter It also has voice activation system and automatic microphone gain control. 6 years standby time. No need to change batteries. $265.00 129.00

Read the article about the advantages of our UHF transmitters in the Help section.






Note: All transmitters are supplied on the strick understanding that they will be operated in a lawful manner. It is the purchasers responsibility to comply with the laws in their countries. We decline any resposibility for use of these devices. For more information read the Terms of Sale.