HTK-72 7.2 Ch 1,750W 4K AV & KARAOKE AMPLIFIER, Optical/Coaxial, HDMI , ARC, Feedback Eliminator

1. The Newest Model, The 4K HDMI ARC multifunctional 7.1 (5.1.2) Atmos & Karaoke amplifier has a high power, high current and high definition as Two in One unit.
2. The multifunctional amplifier reproduces a high-quality original sound. The sound will be powerful without distortion.
3. Built-in HD ECHO & REVERB technology makes the sound effect deep and full. The singer can sing in a relaxed and natural environment.
   
4. Built-in Music, Mic, Effect Volume Initial Setting, and Volume Limit Setting
5. HDMI Audio Return Channel (ARC) function.
6. 4 x 4K HDMI 2.0 Inputs and 1 x 4K HDMI 2.0 Output (ARC)
7. Built-in Microphone Feedback Eliminator
8. An optical connection function is available to connect with any Smart TV for Youtube Karaoke
   
9. High-quality circuit boards used micro-control technology, which has a longer life than traditional circuits board.
10. 8Ω rated output power: HTK-72: (250W*7)
11. You can select a scene mode, this machine comes with 5 scene modes to choose from, The parameters that can be set for each scene mode include "Music EQ", "Mic EQ", "Mic EFF" and Volume Setup options, You also can select the "USER" scene mode and enter the menu to tune a sound style to your personal listening preferences and store it.
12. OSD (On Screen Display), An on-screen display (OSD) is a feature of some televisions and projectors that allows the user to control various settings of the display through text menus that are shown on the screen.
13. Deeper Color: It’s an imaging technology supported by HDMI. Unlike RGB or YCbCr, which use 8 bits, per color (256 levels of brightness), it can use 10 bits (1024 levels of brightness), 12 bits, (4096 levels of brightness), or 16 bits (65536 levels of brightness) to generate colors with higher definition. Both devices connected via HDMI must support Deep Color.
14. The listening Mode setting allows you to convert the input source signal to your preferred listening mode

• Source code: Decode the output as per the signal type of the input source.
• Auto: This mode is used to enjoy the stereo sound output from all channel speakers.
• Dolby Surround: This mode uses Dolby Surround to extend various sound sources into natural and realistic multichannel playback. The ceiling speaker such as the top center speaker is used to achieve a three-dimensional sound.
• Neural: X: This mode uses DTS Neural:X to extend various sound sources into natural and realistic multichannel playback. A vertical speaker such as a front vertical speaker is used to achieve a three-dimensional sound.
• Stereo: This mode is used to enjoy the stereo sound output from the main channel speakers.

Specifications:

• RMS Output Power: 250 Watts x 7 @ 8Ω, Total 1,750 Watts
• Frequency Response: 20Hz-20kHz (±0,-2dB)
  
• Input Sensitivity: 0.62V
• Balance Input Imppedance：10kΩ/un-Balanced
• Signal to Noise Ratio ＞90dB
• Distortion: 0.5
• Cooling System: Variable speed fan
  

Connectors:

• 1 X 1/4” Microphone Input
• 4 X 4K HDMI 2.0 Inputs
• 1 X 4K HDMI 2.0 Output (ARC)
• 1 X Analog Audio RCA Input 
• 1 X Analog Audio RCA Output (REC)
• 1 X Subwoofer Output
• 1 X Microphone Output
• 1 X Optical Input
• 1 X Coaxial Input
• 1 X USB Type B (Software Upgrade)
• 1 X USB (Bluetooth)
• 1 X RS232 Serial Port
• 1 X Infrared Remote Control Port
• 7 X Speaker Output Jack

Designed in Taiwan