Features: The XY-Y100H digital power amplifier board module, which can provide up to 100Wx2 output power and has powerful audional amplification function. Bluetooth-compatible 5.1 version, can connect to other bluetooth-compatible devices such as smartphones and tablets, and enjoy seamless audional transmission. Adopting digital power amplifier technology, it has the characteristics of high efficiency, energy conservation, low noise, and good stability Equipped with a remote control for easily remote operation. Supports multiple input interfaces, suitable for various audional devices. Specifications: Material: Plastic+PCB Size: Approx. 95x59x22mm/3.74x2.32x0.87inch Model: XY-Y100H Bluetooth-compatible version: 5.1 Audional Input: Bluetooth-compatible + AUX + Udisk Power Supply: DC9-24V/5A or above Udisk Decoding: WAV FLAC APEformat MP3 Left and Right Channel Output Power: 2x10W 82/12V 2x30W 82/24V 2x20W 42/12V 2x50W 42/21V 2x70W 42/24V 2x100W 22/21V Protections Mechanism: over-voltage, over-current, under-voltage, clipping, short-circuit, overheating and so on. Remote Control Function: XinYiLian APP + infrare remote control Package Includes: 1pc Y-100H 100Wx2 Digital Power Amplifier Board Module 1pc Remote Control note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.