ZK-AS21 Compact 2.1Channel TPA3255 BT Digital Amplifier

This amplifier board module is compact in size but powerful in function, with fine sound quality and smooth connection without lagging, making it very practical.

Features:

BT 5.1 version, with an effective distance of about 10 meters, PlugAndPlay, quick connection.

Can be easily connect to your mobilephone, computer, TV, speaker, etc.

Six lownoise preamplifiers enhance sound quality and volume, with high gain and a gain parameter of 30dB.

Clearly distinguish the input terminal from the speaker wiring terminal to avoids connecting the speaker to the terminal and burning the speaker.

Protections: AntiReverse connection, undervoltage protections, overheating protections, overcurrent and shortcircuit protections (can automatically recover, no need to restart).

Four audio input ways: BT, AUX, U Disk and USB sound card.

Specifications:

Color: black

BT: 5.1

Chip: TPA3255

Compatible : DC16-38V, ≥10A

Output : left and right channels ≤220W, subwoofer ≤350W

Compatible speaker: left and right channels 30-220W, 3-8Ω; subwoofer 30-350W, 2-8Ω

Item size: 141 * 131 * 27mm / 5.6 * 5.2 * 1.1in

Item weight: 346g / 12.2ounce

Package size: 170 * 140 * 50mm / 6.7 * 5.5 * 2.0in

Package weight: 408g / 0.9lb

Package List:

1 * Amplifier Board Module