Supply shaver SPL sound pressure test

The maximum sound pressure test is a test to prevent excessive headphone volume from causing damage to human hearing. The European Union has issued corresponding technical standards and shipping limits to inspect portable audio playback equipment such as mobile phones. Test and issue relevant test reports and certificates. Products that do not meet the maximum sound pressure limit will not be allowed to enter the market. Maximum sound pressure test in two parts Maximum sound pressure level measurement methods and limits for headphones and earphones connected to sound system equipment portable audio equipment, Part 2 General methods for single packaged equipment Sound system equipment portable audio equipment connected Measurement Methods and Limits for Maximum Sound Pressure Levels of Headphones and Earphones, Part 2: Matching of Players and Headphones When Provided Separately or Together Specifies the Maximum Output Sound Pressure Limits for Players and Headphones Used Together: decibel. Specifies the respective indicators of the player and headphones. The maximum output voltage limit of the player's audio output port is millivolts. The wideband characteristic voltage limit of the headphones is millivolts.
Contact Ms. Jiang Xiaoling
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Address No. Yousong Road, Longhua New District, Shenzhen, Guangdong
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Company name Shenzhen Beike Testing Technology Co., Ltd.
Contact person Jiang Xiaoling
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Contact address No. Yousong Road, Longhua New District, Shenzhen City