DescriptionWe have the new way to do the church services now-Drive-in church using the FM broadcast transmitter in the parking lot. Many FM transmitte..
Specification:Model: CBC-435Applicable frequency: center frequency 145/435MHz (applicable to 136-174/400-480MHz)Gain: 3.5dBiWithstand power: 120WImpe..
Product description:This is a mini ultrasonic levitation device that can suspend foam balls. The device consists of a single chip microcomputer, a dri..