Specification Brand : aqxreight BulletPoint1 : Five Points:Compatibility:This amplifier module features a terminal block and a DC 2.1mm socket, ensuring it works seamlessly with most laptop power ports. It directly connects to 5.0 and supports various speakers BulletPoint2 : Versatile Inputs:Equipped with stereo input and input, this amplifier supports a of speakers with power ratings of 20W, 30W, or 50W. It accommodates speakers with impedances of 4 to 8 Ω, enhancing its adaptability BulletPoint3 : User-Friendly Design:The knob potentiometer design allows for easy adjustment of power and settings. You can conveniently turn the power ON and OFF, as well as manage V+ and V- levels without complications BulletPoint4 : Robust Features:This amplifier is designed with in mind, incorporating reverse connection, overvoltage, undervoltage, over temperature, and short circuit protections. The self-recovery overheating ensures lasting durability BulletPoint5 : No Noise :Enjoy a seamless experience with no or unwanted sounds when powering on, skipping songs, or pausing. It's for retrofitting speakers and enhancing power amplifier equipment Color : #509 IncludedComponents : No ItemName : ZK502L Power Amplifier Module for DIY Speakers with Versatile Connectivity and Robust ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 11 centimeters ItemPackageDimensions_Width : 7 centimeters ItemTypeKeyword : power-amplifiers Language : spanish Manufacturer : aqxreight ModelName : Aqxreightsgqyuga8r9 ModelNumber : aqxreightsgqyuga8r9 NumberOfItems : 1 PartNumber : aqxreightsgqyuga8r9 ProductDescription : Specifications: Item Type: Power Amplifier Board Material: PCB Purpose: Digital Power Amplifier Board Model: ZK-502L Version: 5.0 Input Method: Number Of Channels: Left and Right Channels (stereo) Version: 5.0 (Unobstructed, Approx. 15m/49.2ft) To Noise Ratio: >90 dB Adapted Power Supply Voltage: 5-24V (optional 9V/12V/15V18V/24V and Other Adapters, High Power Recommended High Voltage) Adapted Speakers: 30W-200 W, 4Ω-8Ω Power supply voltage: 12V-8 Ω/12W+12W, 4 Ω/20W+20W 15V-8 Ω/18W+18W, 4 Ω/30W+30W 19V-8 Ω/32W+32W, 4 Ω/45W+45W 24V-8 Ω/38W+38W, 4 Ω/50W+50W Mechanism: Self Recovery Overheating , Self Recovery Short Circuit How to Use Package List Amplifier Board x 9 x Screw 4 x Brass Connecting Rod 2 x Acrylic Board x Knob x Cable ProductSiteLaunchDate : 2025-03-26T12:47:04.486Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1