Mini amplifier ZK 502MT Mini amplifier bluetooth 5.0 Subwoofer amplifier amplifier 2x50W amplifier Audio Protection

(^ _-) Welcome to my shop All products are in stock If necessary, please place an order Pack it for you on the same day! Features: Product name: 50W Bluetooth audio power amplifier module with tone Product model: ZK-502MT Bluetooth version: 5.0 (unobstructed, 10 meters) Signal to noise ratio: > 90dB Input method: AUX + Bluetooth Channel: Left and right dual channels (stereo) Amplifier chip: Domestic power amplifier chip Adaptable power supply: DC9 ~ 24V / 3A or more (Do not connect to 24V battery pack) Adaptable speakers: 10 ~ 100W, 4 ~ 8Ω Output power: 15W * 2 @ 12V, 8Ω / 30W * 2 @ 24V, 8Ω / 20W * 2 @ 19V, 8Ω / 30W * 2 @ 12V, 4Ω / 40W * 2 @ 19V, 4Ω / 50W * 2 @ 24V, 4Ω Protection mechanism: overvoltage,overcurrent, short circuit protection Product size:89mm * 60mm * 21mm Product weight: 111g (including packaging) Prompt: Only when the audio input is sufficient and the power supply voltage / current is sufficient, will there be enough output power! The higher the power supply voltage, the greater the output power, the smaller the speaker impedance, the greater the output power! Please make sure that the power of the adapted power supply is greater than the actual working power of the amplifier! Package includes: 1 x ZK-502MT Audio Power Amplifier Board kit [Come to my store:] Shipped on the day of purchase, all products are in stock You will get the biggest discounts and the most satisfactory products, If you are satisfied with our products, please rate us ️️️️️️️️️️️️️️️ If you are not satisfied, please contact us before scoring! ! 100% ready-made inventory; guarantee to ship as soon as possible after the order is successfully placed; the average arrival time is 2-5 days after delivery! !