Rockville BluTube SG 70w Tube Amplifier + RockShelf 64C 6.5" 400w Bookshelf Speakers + Rock Shaker 8" 400w Subwoofer with Cables & 100ft Wire

Package contents: Rockville BluTube SG 70w Tube Amplifier / Home Theater Stereo Receiver with Bluetooth; one pair Rockville RockShelf 64C 400w Wood 6.5" Home Theater Bookshelf Speakers / 4 Ohm; Rockville Rock Shaker 8" Classic Wood 400w Powered Home Theater Subwoofer; Rockville R14GBLS100 Silver/Blue 14 Gauge 100' Ft Spool speaker wire; two Rockville RCDR25B 25' Ft Dual RCA to Dual RCA Pro Audio Cables (100% Copper). Also included with the amplifier: 5 Foot RCA to 3.5mm cable, 5.5 Foot power cable, owner's manual and warranty card. Amplifier highlights: The BluTube SG is an audiophile-grade tube amp with built-in Bluetooth connectivity and a premium finish. It delivers 25 watts x 2 RMS @ 8 ohm and 35 watts x 2 RMS @ 4 ohm. Inputs include a set of RCA inputs for TVs, laptops or MP3 players, plus optical and coaxial digital inputs and a sub output. The unit features a built-in preamplifier, headphone output, VU meter, adjustable bass and treble (2-band equalizer), and a USB input for playback from thumb drives. Tube amplification provides a smooth, non-hard-clipping response that can make the amp sound louder than its rated power. Built-in Bluetooth range: 33 foot. Amplifier technical specs: Frequency Response (3dB): 22Hz-20kHz. Input Impedance: 47kO. Input Sensitivity: 300mV. Output Impendence: 4-8ohm. Total Harmonic Distortion(THD): ?0.02%. Signal-to-Noise Ratio(S/N): ?86dB. Bluetooth: 2.1+EDR. USB : Supports WAV/MP3/WMA/APE/FLAC. Power: 110V. Unit weight: 6.6 lbs. Unit dimensions: 10.6"x10.2"x5.1". Subwoofer features: The Rockville Rock Shaker 8" Classic Wood sub delivers 400 Watts Peak / 200 Watts RMS via a built-in Class D amplifier. Its cabinet is constructed from high-quality MDF wood (preferred over particle board for improved sound and longevity) and wrapped in high-grade vinyl. The enclosure has been tuned for optimal air space and includes a rear-firing port for enhanced low-end performance. The woofer uses a paper cone with foam surround, a Y30 grade magnet and a 1.5 4-layer voice coil. Class D amplifier circuitry includes an auto-switching power supply for efficient operation and distortion-free playback even at maximum volume. Speaker details and accessories: The RockShelf 64C pair are 6.5" wood bookshelf speakers rated 400w and 4 Ohm impedance for home theater use. Wiring and hookup accessories in the package include the Rockville R14GBLS100 14 gauge 100' spool (Silver/Blue) and two Rockville RCDR25B 25' Dual RCA to Dual RCA pro audio cables (100% copper) for clean signal connections.