Technical Conformity Mark certified product Frequency band: 2.4GHz Wireless connection with Bluetooth compatible devices is possible ・30 W 30 W discrete power amplifier High-performance headphone amplifier with gain control function / "Wide FM" compatible FM/AM radio tuner High-quality sound parts inherited from full-size Hi-Fi components ・Equipped with a treble and bass equalizer function that allows you to adjust the sound quality to your liking 2 optical digital inputs/Gold-plated speaker terminals/High-precision CD mechanism Dimensions: W21.0 x H11.5 x D30.9 cm Weight: 4.2 kg Connection method: wired Input/output terminals: analog audio input x 1, optical digital input x 2, subwoofer output x 1, headphone output x 1 Accessories: Easy start guide, instruction manual, remote control, AAA batteries x 2, FM indoor antenna, AM loop antenna, power cord