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DIY Supplies : ELECTRICAL
Origin : Mainland China
Certification : none
Features:
1.Made of high-quality materials, durable and practical
2.Support TWS to form a wireless pair box, instantly becoming a left and right channel stereo sound system
3.Supports MP3/WMA and WAV/FLAC/APE lossless formats
4.The Bluetooth name of the product can be changed, making it easy to identify multiple products
5.Wide application range, suitable for 4-8 ohms, 5-30W speakers
Parameters:
Model: ZK-301B
Name: Mono 30W Bluetooth Audio Amplifier Board Module
Bluetooth version: 5.3
Bluetooth transmission distance: 15 meters
Audio input: Bluetooth+AUX+USB drive+USB sound card
Audio output: Mono 30W
Adapted power supply: DC9-24V, 3A (cannot be connected to AC power)
Adapted speaker: 4-8 Ω, 5-30w
Total volume with button:
Click: Play/Pause
Double click: Next track
Three strikes: Enter or exit TWS mode
Long press: switch on/off
Protection mechanism: input anti reverse connection, over temperature, over current, short circuit, anti-static protection
Featured feature: Support for Wuzhi Audio APP. Modify Bluetooth name, password settings, volume adjustment of prompt tone, on/off prompt tone, sleep aid song, firmware upgrade, etc; The speaker pairing function and true wireless function enable two sets of speakers to be combined into left and right channel speakers, providing a stronger sense of spatial positioning.
Attention: If using a 4 Ω speaker, please use a 12V power supply. If the voltage is too high, it will be damaged.
Package include:
Audio amplifier board * 1
Accessory combination * 1