ZK-502A Bluetooth Audio Digital Power Amplifier Board Module 2.0 Stereo Dual Channel 50W + 50W COD

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Feature:
APP download: Click to openModel: ZK-502AName: 2.0 channel 50Wx2 stereo BT audio power amplifierAudio input: AUX + BT + USB drive + USB sound cardBT version: 5.1Audio output: Left channel 50W + right channel 50WAdaptive power supply: DC 9~24V/≥3A (Do not connect to AC)Adaptive speaker: 10-50W, 4-8ΩVolume adjustment: Classic mechanical knob (with volume scale), stepless adjustment.Switch machine: Classic mechanical switch, one turn on and off, without long press and wait.Protection mechanism: Overheating, over-current, short circuit, anti-static protectionCharacteristic function: Support Wuzhi Audio APP. Modify BT name, password) setting, prompt tone volume adjustment, on/off prompt tone, lullaby, sound effect selection + custom sound effect, USB flash disk playlistSize: 60*50*18mm
Package includes:
1 x Power amplifier