Worldwide universal AC input voltage of 100-240V. | Great anti-interference performance, reliable and useful. | Small DC ripple, high efficiency. | Low working temperature and long service life. | Excellent insulation and high resistance to electricity.

TREBLE+MIDRANGE+BASS THREE-WAY FREQUENCY: KTV stage professional speaker crossover DIY upgrade tool to improve sound quality | HIGH-QUALITY MATERIALS: high temperature resistant wire, wire wound ceramic resistor, imported metal film | HIGH-QUALITY CAPACITORS: low-loss and high-quality, no longer have the problem of electrolytic capacitors | ENSURE LARGE LOAD CAPACITY: long-term durability, very good sound quality | OVERCURRENT PROTECTION DESIGN: simple and beautiful lines, reasonable layout of components

WIDE RANGE OF APPLICATIONS: suitable for iPod, MP3, MP4, MP5, mobile phones, computers and other devices with 3.5mm audio interface. | UNIQUE DESIGN: retractable speaker. There is an audio cable at the bottom of the speaker. Equipped with USB charging cable. | LARGE-CAPACITY BATTERY: Built-in 180mah battery, no need for external power supply, maximum volume can be played for 1.5 hours, 50% volume can be played for about 3 hours. | STURDY AND PORTABLE: Made of ABS high-quality materials, small and light, hook hole design, easy to carry. | STABLE PERFORMANCE: low voltage, low power consumption, power amplifier IC, pure sound quality, low distortion.

Equipped with 30pcs IR LEDs sensitive to light sources, more authentic. | Can be used not only indoors but also outdoors. | A cheaper price than a real security camera can greatly save money. | Flashing LED wires make it more like a real one, so as to avoid being stolen or robbed. | Easy installation with no need of extra wiring.

Red LED lights flicker constantly. | No wiring, one-piece bracket, built-in wiring, easy to use. | Accessories to avoid climate impacts, with outdoor base and adjustable waterproof cover. | Powered by 2pcs 1.5V AA batteries, for long-term recycling use. | Scaffold rotation range, can be fully adjusted to the top and bottom tilt 0-90 degrees, horizontal rotation 0-360 degrees.

ANALOG MONITOR: An analog monitor that simulates the model, mode and working mode of a real monitor. The classic original top design camera of this plus surveillance system is very similar to the real one in appearance, which can effectively deter burglars | RED LED WITH FLASHING LIGHT: The analog monitor is equipped with two No. 5 batteries (sold separately), and the fake monitor will always flash. The blinking interval is 1 second, and good quality batteries can be used for 3 to 6 months | WIDE RANGE OF USE: Virtual security cameras can be effectively detected by installing one or more analog monitors in supermarkets, hotels, parking lots, libraries, office buildings, warehouses, factories, bazaars, parks, residential areas or some conspicuous locations where intersections must be passed | RUGGED: The dummy camera is made of ABS plastic, which is more durable and sturdy to use. The cameras can be easily mounted on walls, ceilings and other surfaces using stainless steel screws. No additional wiring is required, making it easy to install | COST SAVING: Compared to real surveillance facilities, where actual cameras are cost prohibitive, dummy dome cameras can also be an effective solution to security theft and can significantly reduce security costs, making them a cheap and effective way to deter criminals

Support for Android, for Windows, for Mac OS systems. | 22-key wireless numeric keypad, USB plug and play. | Use time up to 80 hours , keystrokes up to 3 million times. | Ergonomic design, more comfortable handfeel. | Scissor foot key cap structure design, fast rebound speed, low delay.

Plug and Play USB 2.0 | USB bus-powered mode, no external power required | Digital class-B power amplifier inside | Supports 3D post tonal sound and virtual 5.1 sound track | Jack for speaker / headphone / Microphone | | | | |