ZK-302 Bluetooth Audio Digital Power Amplifier Board Module 2.0 Stereo Dual Channel 30W+30W

Feature 1 Wide range of applications2 APP has a timer shutdown function3 Supports custom 10 segment sound effects to be adjusted arbitrarily to make up for the deficiencies so that different speakers can achieve better sound effects 4 The mechanical switch can be turned off with one turn no need to wait for a long time which is convenient and fast 5 Support Wuzhi Audio APP Modify and change for Bluetooth name password setting prompt volume adjustment on off prompt tone sleep aid sound effect selection custom sound effect U disk playlistNote It is recommended to use an 8Ω speaker and power supply of 9 24VDC without overvoltage If driving a 4Ω speaker the power supply cannot exceed 12V Parameter Model ZK 302Name 2 0 30WX2 Stereo Bluetooth Audio Power AmplifierAdapter power supply 9 24V 3A can not be connected to AC Bluetooth version 5 1Audio input BT AUX USB USB sound cardAudio output left channel 30W right channel 30WVolume adjustment classic mechanical knob with volume scale stepless adjustmentSwitch machine classic mechanical switch one turn switch machine no need to wait for a long time Adapter speaker 10 50W 8ΩProtection mechanism overheating overcurrent short circuit anti static protectionProduct weight net weight 45g including packaging 82gSpecial featureSupport Wuzhi Audio APP Modify and change the bluetooth name password setting volume adjustment of prompt sound on off prompt sound sleep aid sound effect selection cust