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- Karaoke Amplifier
- AK-47B
- AK-57B
- AK-56C
- AK-56U (带2支无线咪)
- AK-56C-8
- AK-56C-9
- AK-370A
- AK-370B
- AK-370
- AK-360A
- AK-360B
- AK-360
- AK-59
- AK-57 多功能
- AK-58 多功能
- AK-47 金色
- AK-49 多功能
- AK-48 多功能
- AK-47 多功能
- OK-K550U
- KM-771U USB
- KM-881U USB
- KM-991U USB
- RH-336
- OK-K500U
- KM-70U Blueteeth
- KM-80U Blueteeth
- KM-90U Blueteeth
- RH-231
- E-1055
- OK-K850
- OK-K860 8 mic input
- OK-K880 8 mic input
- OK-K590
- RH-338A
- RH-339A(USB SD card)
- KM-9300A
- KM-7000
- KM-8000
- KM-9000
- E-855
- E-955
- E-911A
- E-811A
- E-711A
- KM-7100U
- PO-680
- DSP-01
- OK-K580
- OK-K570
- OK-K560
- OK-K550
- OK-K540
- OK-K600
- E-911
- E-811(金色)
- E-711
- KM-611
- E-866
- E-966
- OK-K500
- OK-K400
- OK-K300
- OK-K200
- OK-K100
- KM-9200
- KM-9100
- KM-8100
- KM-7100
- KM-6100
- E-922
- E-822
- E-722
Karaoke Amplifier
RH-231
（1） It has USB、SD player and Silent function.
（2） Three channels for microphone input and high quality microphone amplifier.
（3） It can be used in the meeting room, class room and the karaoke room.
（4） it would better work with our Karaoke speaker KB-810.
（5） 2 channel input can be chose.
Specifications:
Output power： 30W+30W
Frequency Response： 80Hz-13KHz±3dB
Signal to Noise Ratio： ≤76dB <A standrad>
Separation： 30dB<A standrad >
T.H.D： ≤0.2%
Power Requirements : AC220V/50Hz
Net Weight: 4.7 Kg
Size(mm)： 420(L)x100(H)x280(W)
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