Product model XHA310 is a four channel Bluetooth 5.0 power amplifier board built around the TPA3116 audio amplifier. It delivers 50Wx2 plus 100Wx2 to drive two main speakers and two subwoofers in a compact digital amp suitable for home theater and DIY audio setups. Key benefits Wireless input via Bluetooth 5.0 for asbuilt or retrofit home theater and audio systems Four channels with two higher power outputs for subwoofers and two for main speakers Digital amplification aimed at efficient performance and reduced heat in a compact board Simple integration for adding Bluetooth audio to existing speaker systems Core features and attributes Function: four channel Bluetooth 5.0 power amplifier board based on TPA3116, capable of 50W per channel on two channels and 100W per channel on the other two Compatibility: designed to drive standard multi speaker configurations with Bluetooth input for convenient wireless source connectivity Size and form: compact amplifier board suitable for home theater enclosures, DIY projects, or AV racks Material and construction: PCB based four channel amplification layout around the TPA3116 ICs Performance: digital power amp configuration intended to deliver clear sound for two channels and two subwoofer channels Use scenarios Home theater upgrade: or augment a TV audio setup by wiring two speakers to the 50W channels and two subwoofers to the 100W channels, with Bluetooth input to stream content from phones, tablets, or PCs DIY multi channel audio project: build a compact four channel system for a multimedia cabinet or desktop audio arrangement, combining wireless Bluetooth input with four amplified outputs Small venue or room audio: deploy as a readymade Bluetooth powered amp to support a two speaker plus two subwoofer arrangement in a compact AV cabinet or shelving unit Note This description preserves the original branding and specifications: XHA310, Bluetooth 5.0, four channels, TPA3116, 50Wx2+100Wx2, Dual Subwoofer, Home Theater oriented. No additional components or alterations are implied beyond the stated capabilities.