Accuracy KA-280D User manual

Po we r Sw it ch
MI C: 30 E FX :3 0
MU SI C: 30
SI NG ER
VO LU ME
K T V S I NGE R P R O H I P H OP
B I G MI DDL E S MAL L S P E E CH
KA-280D / KA-380D

20)The disconnection device of the product is an appliance coupler. The device can be operated
conveniently when the product is working normally.

One List
1.1 Product Features
1. KTV preconditioner with 32-bit high performance DSP and Ad/da, 24-bit, 48K sampling
pure digital.
2. Unique Microphone Feedback Suppression Algorithm, with 3-level adjustable
intensity.
3. The echo effect of professional singing.
4. With audio processor features, with ultra-fine delay adjustment.
5. Fiber, coaxial, Hdmi, digital audio input interface, access to a more perfect sound
source.
6. The modulating function of music can meet the requirements of different singers at any
time.
1.2 Product Features
1. Two sets of microphone inputs, microphone high-pass filter and low-pass filter, have
two microphone inputs, MIC1 and MIC2, dual 7 segment parametric equalization.
2. Stereo analog music input, 7 segment parametric equalization, high-pass filter and
low-pass filter.
3. Analog audio input, fiber/coaxial Audio Input, Bluetooth, U Disk, HDMI audio input,
HDMI TV back, a variety of input options.
4. Four independent channel outputs, each channel is capable of independent mixing,
high-low divider, main output 3-segment parametric equalization, mid-3-segment and
ultra-low 3-segment parametric equalization, delay, voltage limit, polarity conversion,
volume adjustment, mute.
5. Password management.
6. Has eight sets of user parameters stored and called. Kill.
7. Wireless Infrared Remote Control and Bluetooth function.
8. No drive USB interface, real-time through the PC software control all parameters.

MIC:30
MIC:30
EFX:30
EFX:30
Power Switch
1. Power: POWER switch, press the switch to turn on.
2. Touch screen.
3. Flash drive read window.
4. USB interface, for data connection, through the PC software interface to adjust
machine parameters.
5. Infrared receiving window.
Touch screen features brief description:
MUSIC:30
MUSIC:30
MUSIC
SINGER
MIC EFX
VOLUME
SINGER
VOLUME
Mus Max Vol:
Mic Max Vol:
Efx Max Vol:
Mus Init Vol:
Mic Init Vol:
Efx Init Vol:
Factory
reset
System Setup
中文
OPT BT
COAX
MIC:30 EFX:30
MUSIC:30
SINGER
VOLUME
KTV SINGER PRO HIPHOP
BIG MIDDLE SMALL SPEECH
MIC:30 EFX:3 0
MUSIC:30
SINGER
VOLUME
KTV SIN GER P RO HIPHOP
BIG MID DLE S MALL SPEECH
FIGURE 1
FIGURE 2
FIGURE 3 FIGURE 4
1. The wireless microphone SIGNAL INDICATES A
and B. As shown in figure 1.
When the wireless microphone is turned on, the
display bar highlights .
When the wireless microphone is turned off, the
display bar shows the gray .
2. Current volume display. As shown in figure 1.
3. TAP into system settings. SEE FIGURE 2.
① Music Max Volume: 0 ~ 100.
②Microphone Max Volume: 0 ~ 100.
③EFFECT MAXIMUM VOLUME: 0 ~ 100.
④Music Volume: 0 ~ 100.
⑤MIC Volume: 0 ~ 100.
⑥EFFECTS BOOT Volume: 0 ~ 100.
⑦LANGUAGE SWITCH: Chinese/english.
⑧Restore factory settings.
⑨VOLUME SETTING: decrement/increase.
4. Touch to enter the audio input selection interface.
As shown in figure 3.
VOD: VOD SIGNAL INPUT
DVD: CD/DVD/VCD SIGNAL INPUT
OPTICAL FIBER SIGNAL INPUT
BLUETOOTH SIGNAL INPUT
MP3: U Disk input
HDMI1,2,3 SIGNAL INPUT
ARC: TV Audio Signal Return coaxial signal input
5. touch enter mode switch. SEE FIGURE 4.
A total of 8 modes: Karaoke, God of songs,
professional, rap, Hall, Hall, Hall, Small Hall,
conference. Long press any mode ( ) can enter the
mode options, set the music balance, microphone
balance, effect parameters.
6. musicmicrophone effect volume setting.
Touch the "Qq" icon, you can mute the
setting.

Microphone Instructions:
Power Frequency
Display Window
Power Switch
Fm Key
1. The receiver is on, open your hand to automatically scan the
frequency point, not the frequency.
2. change the frequency point is to open the battery Tube Tail Button
inside the choice of changing the frequency point, a total of 30
points can be selected, the frequency point will automatically scan
on the receiver.
3. Drag two words per hand microphone boot length of 6 seconds or
so can be converted to a or B channel. Channels A and B each have
30 frequencies.
4. the use of multiple sets of machines: First turn on a receiver.
Press the button inside the battery Tube Tail (the frequency
selection point button) , then press the hand button to turn on and
off, and wait about 8 seconds for a horizontal line to appear on the
display screen near the receiver antenna on the receiver, there is
sound out of normal use, then lock the receiver on one side, no other
hand can get in the same way. Same thing on the other side.
Receive and transmit all locked frequency, all closed, and then open
another set of the same operation can be locked, multi-use at the
same time, but the use of the process can not use the same
frequency point. The same frequency will interfere.
1. Power Button, Short press-start; Long Press About 2
seconds-power off;
2. Hand Display Screen;
3. Net cover with a protective sponge inside;
4. The battery can be replaced when the lower tube body is
rotated.
5.Transmitting antenna parts, please do not hold hands,
otherwise it will affect the launch effect;

1. Wireless Microphone Antenna reception.
2. Audio output interface. Cen: Center output;
Sub: Ultra low output; REC-L/R: Recording
output, left/right channel;
3. Two-way audio input interface.
4. MIC1/22 microphone Input Jack.
5. Fan Outlet.
6. Two sets of speaker output interface,
connected to the speaker (8)
7. Bluetooth antenna reception.
8. Optical fiber input interface.
9. Coaxial input interface.
10. HDMI, IN1, IN2, IN3 inputs, OUT/ARC
output interface/tv audio return signal.
11. Fuses.
12. Power outlet.
Fiber/coaxial
digital output player
Main Speaker

Wir e less
Mic r opho n e

Digital audio decoding effect processor power amplifier technical parameters
Parameter test conditions: All volume up to maximum, parameter balance, effect off, feedback suppression to 0, Noise Gate off
Two Wired Microph one s, A/ b Gro up Vod/aux, Optica l, Co axi al, H dmi , Usb
2 Lotus Stereo Outp uts , 2 Lot us Ul tra B ass O utp uts , 2 Sets Of Terminal Outputs
Mi c 7 S egm ents (63 H z And 1 40 Hz And 3 60 H z
An d 13 10 H z An d 2770 Hz A nd 7550 Hz And 16000
Hz ) Rev erb er ati on 3 Se gm ent s (10 5 Hz A nd 94 4
Hz A nd 80 00 H z) Ec ho 3 Se gme nts ( 103 H z And
10 60 Hz An d 7 410 H z) 12 /-2 4db ,pc S oft war e
Fo r Par ame ter A dj ust men t 12/ -2 4db
Mu sic 7 Segm ent s (7 0.2 Hz And 16 1 Hz
An d 40 5 H z A nd 1 000 Hz An d 25 20 Hz And
88 10 H z A nd 1 600 0 H z) / - 6 D b, P c
So ftw are F or Pa ram ete r Adj ust me nt / 12
To 2 4 Db
M a i n O u t p u t 3 S e g m e n t s ( 1 0 3 h z , 1 0 0 0 h z , 1 0 1 0 0 h z ) M i d d l e 3 S e g m e n t s
(1 01h z,1 000 hz ,10 100 hz) U ltr a-l ow 3 Seg men ts (10 1h z,1 000 hz, 10 100 hz) 12 /24db , P c
So ftw are F or Pa ra met er Ad jus tm ent 1 2/- 24d b
6 Types 12/18/24 Db H igh A nd Lo w Pas s 6 Types 12/18/24 Db H igh A nd Lo w Pas s
Output 6 Types 12/1 8/2 4db H igh , Low P ass
SOFTWARE BUILT- IN SQ UAW K SUP PRE SSI ON
3 IN, 1 OUT, VERSION 1. 4
Built-in Wirele ss Fr equ enc y Res pon se
Built-in Wirele ss Mi cro pho ne Di sto rti on
Built-in Wirele ss Fr equ enc y Ran ge
Built-in Wirele ss Mi cro pho ne Re cep tio n Sen sitivity
Built-in Wirele ss Mi cro pho ne Ha ndh eld V oltage
650-680.1 MHZ (47 0-9 60 CU STO MIZ ABL E)
3V (TWO AA BATTERIE S)
220VAC +/-10% , RATED POWER CONSUMPTION 300W/400W
NET WEIGHT (300W)10KG, (400W)11.2 KG