1. HDMI 4 in 1 out, 4K Ultra HD, support 3D
2. 7.1 decoding, support Dolby TRUE HD, DTS MASTER and LPCM high-definition audio decoding
3. 8-channel independent amplification, support 2 groups of active and 1 group of passive subwoofers; 3 groups of stereo inputs, with recording output and surround output
4. Simulate double reverb karaoke effect
5. Full-featured infrared remote control
6. Bluetooth function and USB lossless playback 7. Power: main channel, middle ring 200W*7 subwoofer 400W*1
8. Main channel frequency response: 100HZ-20KHZ±2dB 9. Left and right channel crosstalk attenuation: >42dB
10. Sensitivity: 280mV±40mV
11. Speaker: main channel, center, surround, subwoofer (4-16Ω)
12. Tone Control: Bass LF: 100Hz± 14dB (± 2dB) Treble HF: 1KHz± 14dB (± 2dB)
13. Signal-to-noise ratio (main channel): ＞85dB (A-weighted)
14. Remote control: infrared
15. Power supply: AC～220V/50Hz 10%
16. Size: 430×380×130mm (width×depth×height)
17. Weight: 11.53 kg (net weight)