The Advance Paris WTX-TUBES Bluetooth receiver plays music through vacuum tubes and features tube analog outputs. Its Class A design uses a pair of Raytheon 5703 subminiature tubes, while the aptX HD codec supports HD file playback.

• Connectivity: Bluetooth
• Outputs: Coaxial, optical, RCA
• Tubes: 2 Raytheon 5703
• Circuit design: Class A
• Processor: Triple-core, with DualCore 32-bit and Single-Core 120 MHz
• DAC: Wolfson WM8740, 24-bit / 192 kHz
• Codec: aptX HD
• Width: 130 mm
• Depth: 120 mm
• Height: 50 mm
• Weight: 532 g
• Color: Black