MK6920 amplifier integrates balancing function and pre-amplifier and post amplifier. The series is equipped with three sets of stereo sound source input ports, four microphone input ports, a stereo line output ports, a recording output port and two groups of amplifier output terminals. 3-way stereo sound source channels' volume can be controlled independently cooperating with function of "choose 1 out of 4". Four mics can be controlled independently. Volumes of amplifier output are controlled together. Equipped with seven equal sections, output volume is adjustable.
This product is more user-friendly designed. It adopts innovative technology and produces powerful, beautiful sound. Its functional operation is clear at a glance. At the same time, the product is designed for conference, sound volume is adjustable. Besides, it has multiple protection and enough function, stable and suitable for conference, background music, Karaoke, audio-visual and family engineering support.
Model | MK6906 | MK6920 | MK6925 |
Microphone input sensitivity | 5 ± 0.5mV | 4.5±0.5mV | |
Line input sensitivity | 250 ± 50mV | ||
MP3 input -10dB / 1KHZ sine wave | Output 23V | Output 32V | Output 45V |
Line output voltage | 950 ± 150mV | ||
Total harmonic distortion | ≤0.5 (1KHz, normal working conditions) | ||
Line frequency response | 20-20k Hz (± 3dB) | ||
Microphone frequency response | 80-20k Hz (± 3 dB) | ||
Microphone 7 balanced | 64HZ: ± 12dB | ||
160HZ: ± 12dB | |||
400HZ: ± 12dB | |||
1KHZ: ± 12dB | |||
2.5KHZ: ± 12dB | |||
6.4KHZ: ± 12dB | |||
15KHZ: ± 12dB | |||
Line input and MP3 tone adjustment range bass | 100Hz: ± 12dB | ||
Treble | 10KHz: ± 12dB | ||
Signal to noise ratio (8Ω output) | ≥75dB | ||
Working power supply | AC220/ 50Hz | ||
Phantom voltage | + 48V | ||
Rated power consumption | 8Ω 60W | 8Ω 120W | 8Ω250W |
Protective function | Overload, over temperature, short circuit | ||
Dimension (L × W × H) | 483x 310x 88 mm | ||
Package dimension (L × W × H) | 520mm×395mm×170mm | ||
Gross weight | 9.5kg | 10.15kg | 7.6kg |
Net weight | 7.5kg | 8.15kg | 5.6kg |
MP9866 Digital Conference System ControllerNovember 30, 20161. Free Mode: attending Mics can talk freely by turning the button on and shut in down after the speech.view
D7321 5G WiFi Conference Chairman Microphone with Voting FunctionNovember 2, 2021D7321 is chairman microphone, with first priority button. Using a low-delay technology, the minimum delay is less than 20 ms; non-compressed audio transmission. With 48K sampling rate, digital control...view
CM61 Conference Microphone Delegate UnitNovember 29, 2016CM61 is a delegate unit microphone, and isusually used together with its chairman unit CM60. They are perfect forconference room application.viewwe will contact you within 24 hours.
【DSPPA Demo】PAVA8000 EN54 Voice Evacuation SystemNovember 12, 2020Abstract: DSPPA PAVA8000 EN54 Voice Evacuation SystemToday, we are gonna show you a demo about our PAVA8000 EN54 Voice Evacuation System.PAVA8000EN54 Voice Evacuation System can not only support manua...view
Paperless Conference System for College Multimedia Conference RoomsMay 13, 20221. The traditional college multimedia conference room adopts the conference systemEvery time a meeting is held, the staff needs to prepare to print the meeting materials and desktop card. The preparat...view