▶️ 3-way powered bookshelf speakers
▶️ Bluetooth V4.1 with CSR technology
▶️ Sub-out for an independent subwoofer
▶️ Calibrated bass reflect port in front of the speaker cabinet
▶️ 5 pin bi-amplifying XLR type speaker cable with angle connectors
▶️ Class D amplifier system with Digital Signal Processing and electronic tone control technology