Hong Shi Dao HSD-4400LG 4-Channel 400W Power Amplifier (CN version)

The Hong Shi Dao HSD-4400LG is a 4-channel, 400W pure power amplifier, engineered to provide robust sound reinforcement for professional audio systems in conference rooms. It integrates seamlessly with video conferencing setups and features USB connectivity for versatile use. (CN version)

Active noise cancellation: Does not support active noise cancellation type: Stand/Accessories Does it support video conferencing?: Support video conferencing Clarity: 720p system: Self-developed Haoli OS system OPS Computers: i7/8GB/256GB Resolution: 2.5K Does it support serial connection?: Series connection is not supported. Handwriting Touch: Supports handwriting touch model: HSD- screen size: No screen Certified Model: HSD-4400LG Screen display: color With speakers: Without audio With battery: Without battery Memory: 4G/64G CCC compulsory certification: no Connection: USB PTZ control: not support