Description: High and low sound two-way, can be used for home audio, or car audio. High-quality components, fine workmanship. The four modes of high and low sound are adjustable, the...
Feature: Package name: FM Transmitter. Kit model: RF-02. Working voltage: DC3-6V. Working current: 5-15mA. Transmission frequency: 88-108MHz. Launch distance: 5-50 meters (Affected by the level of production and the use...
Note: This is a DIY kit, you need to assemble it. Description: The Kit is integrated circuit TDA2030 as the center of power amplifier, with less distortion, peripheral components, simple...
This is a mini ultrasonic levitation device that can suspend foam balls. The device consists of a single chip microcomputer, a driver chip and two ultrasonic probes. Mainly used...
Product parameters: Size: 33mm x 22mm. Operating voltage: 4.5V to 24V DC. Module function: South and North poles distinguish, the South Pole is close to the bright blue light, and...
