* ZK-HT21 App Control
* Version: 5.1 (accessible, 15 m);
* Amplifier chip: TDA7498E
* Adapter power supply: DC 12V - 36V, 10A - 20A
* Input method: AUX+USB (dial button for
switching modes and
songs);
* Number of channels: 2.1channels (left channel + right
channel + subwoofer)
* Adaptive speaker: 30-200W, 4-8 ohm
Output power: left and right channels 160W + 160E, SubWoofer 220w