This high-quality recordable sound module provides strong stability and can change sounds at will. With 3M double-sided tape, it easily attaches to any surfaces, perfect for use in a red high voltage electrical box. No need to stre about introducing yourself, this product speaks for itself!Specification:Name: Voice playback moduleSignal line: No. 7Working voltage: DC5V~35VOutput power: MAX=2W(RL=8QD=1%)Frequency response: 800HZ~15KHZNoise voltage: 50MVSignal-to-noise ratio: 82DBWorking environment temperature: -40~85CWorking environment humidity: 30%~95%Packing List:1* Recordable Sound ModuleNotice:Due to different lighting and screen settings, the item color may be slightly different from the picture.Due to different manual measurements, please allow a 1-2cm difference in size. See more product details1.Does Not Affect the Appearance: The USB-enabled voice playback module enables quick sound effects editing with convenient design. Its small, neat size ensures that the device retains a sleek look.2.Clear Sound: With a stable system and built-in 2W speaker, this voice playback module delivers loud, clear sound that can be adjusted to your preference for an unbeatable listening experience.3.Style Options: You can choose the red, white, or black version of this voice playback module to match your preferences and sense of style.While using voice instructions, keep your appearance chic and appealing.4.Hale-Free Setup: You can install this voice playback module in minutes without any technical expertise. You can choose between two installation methods: either put the rubber plug into the wall or use the 3M double-sided tape to stick it on any surfaces.5.Wide Range of Applications: With its ability to deliver clear and crisp audio, this module is perfect for various applications. It can serve as a car alarm, equipment failure prompt, or even an entry and exit door greeting.