Origin: Dongfeng Tianyun (ambient temperature: - 40 ~ 65 DEG C relative humidity: not more than 90% of nominal voltage: 24VDC basic audio level: 370 + 20Hz SPL (sound pressure level): 105 + 10 dB (a) durability: not less than 75000 times)
Company Name:
Shiyan Tian Yi Feng Beijing Great Automotive Components Company Limited