Туннель 12 "сабвуфер XLS-001

car auto subwoofer: 1. low frequency ,adjustment function 2. with an over voltage protection function, it will shut down automatically, when supply voltage is higher than normal value 3. output short-circuit protection can prevent machine burning caused by short circuiting of the output line 4.with a temperature protection function, it will automatically stop working when the temperature is higher than 90 degress and automatically recover after the temperature falls 5. using high precision components and fully automatic paster manufacturing engineering , it has better consistency and high reliability.