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A quick rundown of this product’s key features:
2.0 Dual-Channel Power Amplifier Module : JR-502MT audio power amplifier with mini size 8.9 x 6 x 2.1 cm /3.5 x 2.36 x 0.82 inch, but Powerful, Dual channel stereo output power 50+50W, suitable for 4-8Ω speakers, It is recommended to use 15-50W speakers for the best effect.
HiFi Audio Amplifier Board : JR-502MT 2.0 Dual-Channel Amplifier Board can contact two passive speaker(50+50W), DC12-24V (5.5X2.1mm) . distortion rate below 0.3%, low latency.
Bluetooth 5.0 Inputs: The Bluetooth power amplifier board with 2 kind of inputs: AUX and Bluetooth inputs, the upgrade large chips support Bluetooth 5.0, low latency, The range of audio devices (smartphones, tablets, laptops, etc.) with Bluetooth connectivity is 15m/49ft. Note: When using AUX mode, please confirm that the Bluetooth connection of this module has been disconnected.
Details and Quality: Amplifier circuit board with 4 groups of red and gray ring inductors and 684 film capacitors, with low loss, high bandwidth, high fidelity characteristics; 2 pieces of chips have AM interference suppression, to ensure that the high-power output, and low distortion (less than 0.3%), the electrolytic capacitor array filtering effect is very good, ensure the output of the sound quality is more pure. They are specially customized for the JR-MT21 digital amplifier
Multiple Protections and Safety: This JR-502MT Bluetooth amp module with multiple protections ensure safety in use, designed with over-voltage protection, under-voltage protection, over-heat protection, short-circuit protection, with case to protective it.
Notice: JR-502MT adaptive 15-50W, 4-8 ohm speakers. input voltage is DC 12V-24V/5A above, the speaker power, resistance and voltage relationships are as follows: 20W*2@12V,8 ohm; 35W*2@12V,4 ohm. 35W*2@19V,8 ohm; 60W*2@19V,4 ohm. 50W*2@24V,8 ohm; 100W*2@24V,4 ohm
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Price effective as of Jul 15, 2025 18:07:36 UTC
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