Key benefits fidelity stereo power: two TPA3255 power amplifier chips provide strong, clear sound for two channels. Efficient Class D design: delivers good audio performance with lower heat and power consumption. Broad Bluetooth decoding capabilities: Bluetooth 5.1 with QCC3034 supports AAC, lowlatency LL, and HD audio, at 1624 bit depth and 44.148 kHz sampling rates. Easy integration: suitable for adding wireless quality amplification to existing audio systems. Core specifications Bluetooth version: QCC3034 Supported codecs: AAC, low latency LL, HD Bit depth: 1624 bit Sampling rate: 44.148 kHz Working method: Class D Power amplifier chips: TPA3255 x 2 Product name: TPA3255 HIFI power amplifier Bluetooth 5.1 decoding HD Applications and use scenarios Home audio upgrade: retrofit a passive bookshelf or floorstanding speaker with wireless streaming and fidelity amplification using a compatible preamp or DAC as needed. DIY audio projects: integrate this module into a custom Bluetooth HiFi amplifier enclosure to create a compact wireless listening solution. Media center or karaoke setup: connect to a TV or media hub to provide wireless audio streaming with stable Bluetooth decoding and stereo amplification. Compatibility and performance notes Works with Bluetooth sources that support AAC, LL, and HD profiles; compatible with most smartphones, tablets, laptops, and media players. Class D amplification offers efficient power delivery for reliable performance with low heat generation. The device is named TPA3255 HIFI power amplifier Bluetooth 5.1 decoding HD and is designed to provide definition stereo amplification through Bluetooth streaming.