Voltage:18-65V and 65-440V is all ok. VHF310 to 331 MHZ :the Receiver Power Supply 18-65V / 65-440V AC/DC and Frequency Range VHF:310331MHZ.UHF425 to 446 MHZ:the Receiver Power Supply 18-65V / 65-440V AC/DC and Frequency Range :UHF425446 MHZ. We are the factory from China, please do not worry about the quality of our products and our service. If you have any questions about the products and logistics, you can send message to us, we will reply as soon as possible. Thank you for your trust and cooperation! Frequency range optiona l:VHF:310-331 MHZ or UHF:425-446 MHZ.
Transmitter power supply :Two AA batteries. Safety code:32 bits (4.3 billion). Place of Origin:Zhejiang, China (Mainland). Receiver power supply optional :18-65V and 65-440V.
Output contactor capacity :8 A sealed relay output. Warning device:The power supply is cut off during low power. Package: Excellent carton packaging to make sure safety and good appearance. This items without include battery, because airlines and airplane do not allow.
1 piece the receiver comes with 1.6M cable connector.