Use environment of professional sound equipment: 

1. Avoid using the machine in the dust and vibration environment. 

2. Enough space should be left around the machine to facilitate the heat dissipation of the machine.

3. For power amplifiers, special attention should be paid to keep the heat dissipation channel unblocked. 

4. Most speakers are wooden, pay attention to moisture, outdoor use especially pay attention to weather changes, do not be rain. 

Guangdong Wanchang Technology Industrial Co., Ltd. has 18 years of industry experience and perfect service system, from product consulting, engineering design, guidance and debugging, user training, maintenance, system upgrade and other links to form a professional service mode.Its own brand jsl Jazz Dragon Sound has won the top ten professional sound expansion system (national) brands for 14 consecutive years. In the future, it will continue to focus on quality and innovation, inherit and carry forward the brand concept of "listen to a good voice, gather positive energy", and strive to create infinite space in the sound world.