This system includes a 100W Wi-Fi & Bluetooth Wall Mounted Amplifier and four 60W white wall-mounted speakers. The amplifier offers seamless connectivity with Wi-Fi and Bluetooth, allowing you to switch between devices easily. It also features a hard-wired auxiliary input for direct connection to devices like TVs and a Micro SD card slot for playing MP3 tracks. The amplifier is designed for both recess and surface mounting, fitting into a standard 47mm deep back box, with a slim bezel that protrudes only 10mm. It supports multi-room and multi-zone audio control via a dedicated app compatible with both Android and iOS, allowing independent volume control or zone combination. The amplifier delivers impressive sound quality with its CLASS-D DIGITAL technology, providing 100W max output at 4 Ohms (2x 50W). Speaker technical specifications include 2-way design, 8 Ohm impedance, 60W max power, 30W RMS power, 88DB sensitivity, and a frequency response of 120Hz-20kHz. Each speaker has dimensions of 150mm (H) x 105mm (W) x 105mm (D). Installation involves running cables, preparing the wall for the amplifier, wiring the power and speaker cables, and then powering up the unit. Bluetooth pairing is straightforward: enable Bluetooth on your device, search for the amplifier, and follow the on-screen instructions. For Wi-Fi, download the WiiM Legacy Player application by Linkplay Tech.