Denon DHT-T110-R Refurbished TV Speaker Base with Bluetooth aptX Streaming and Dolby Digital Decoding 2-way under TV Speaker Base Supports most of the screens up to 50" Bluetooth wireless streaming with aptX 3 Different Sound modes: Movie, Music, Digital Optical and coax digital inputs / analog input Dolby digital decoding with Denon Virtual Surround Dynamic Bass Technology for powerful and precise bass reproduction