iPhone 12 Pro Max Camera Lens Protector

iPhone 12 Pro Max Camera Lens Protector

Why does the Bluetooth speaker keep disconnecting?
The reasons are:

1. It is possible to exceed the effective transmission distance of Bluetooth and move the speaker to the normal receiving distance.
2. It is possible that the Bluetooth speakers outdoor is out of power and needs to be recharged.
3. The mobile phone signal is unstable, disconnected, and the network can be reconnected normally. The possibility of magnetic field interference, stay away from magnetic field interference.
4. Problems with speakers or mobile phones. Try connecting the mini kids speaker with another mobile phone. If everything is normal, it can be judged as a phone problem. If it is still disconnected, it is recommended to repair the speaker.

Bluetooth (Bluetooth®): is a wireless technology standard that can realize short-distance data exchange between fixed devices, mobile devices and building personal area networks (using UHF radio waves in the ISM band of 2.4~2.485GHz). Bluetooth technology was originally created by the telecommunications giant Ericsson in 1994 as an alternative to the RS232 data line. Bluetooth can connect multiple devices, overcoming the problem of data synchronization.

Acoustics refer to other sounds besides human language and music, including sounds of natural environment, sounds of animals, sounds of machines and tools, and various sounds made by human actions. Audio probably includes a power amplifier, peripheral equipment (including compressor, effector, equalizer, VCD, DVD, etc.), speakers (speakers, speakers), mixer, microphone, display equipment, etc. add up to a set. Among them, speakers are sound output devices, speakers, subwoofers, and so on. A speaker includes three loudspeakers, high, low, and medium, three but not necessarily three. The development history of technology can be divided into four stages: electron tubes, transistors, integrated circuits, and field effect transistors.

Bluetooth speakers refer to audio equipment with built-in Bluetooth chips that replace traditional wire connections with Bluetooth connections. By connecting with Bluetooth playback devices such as mobile phones, tablets, and notebooks, it is convenient and quick. At present, Bluetooth speakers are mainly portable speakers, which are generally small and portable. Bluetooth speaker technology is gradually being valued and accepted by consumers due to its convenient and human characteristics. Most common Bluetooth speakers on the market are mono speakers (single speaker unit). ), at the same time some excellent sound quality multi-channel speakers (two or more speaker units) have emerged.

LP-02 Anti-scratch Screen Protector Description

Filming Steps

1. Use a les cleaning cloth to clean the lens of the phone

2. Uncover the lens back

3. Aim the lens and attach lens film 

4. Press lightly with the lens cloth