Product Description
- Built-in MP3 player, MP3 and WMA dual decoding, USB interface, super reading ability.
- Support MP3, WMA, WAV and other song formats to play.
- Bluetooth function, can be connected to mobile phone Bluetooth, and play the music in the mobile phone.
- Radio function, built-in FM tuner.
- MP3 can choose four playback modes: random, single loop, folder loop, all loop.
- 5 kinds of sound effects to choose from, adapting to the hearing habits of people of different levels.
- Two microphone inputs, two line inputs, one auxiliary output.
- 100V/70V constant voltage output and 4-16Ω constant resistance output.
- Adopt the new 128*64 graphics dot-matrix display. The display content is rich, clear and clear at a glance.
- It can display the name, length and playing time of Chinese and English songs.
- Dynamic spectrum display, more dynamic design.
- Microphone 1 has priority (auto-mute function).
- Power supply, signal, peak clipping indication.
- Microphone, line individual volume control, total volume control.
- Treble and bass tone control.
- Infrared remote control function, all operations can be operated remotely.
- Standby function, energy saving and environmental protection, prolonging the service life.
- Power-on delay protection, electronic protection against output short circuit.
- Output power: 50W.
Technical parameters
|
Rated output |
50W |
|
Output mode |
constant resistance 4-16Ω, constant voltage 70V, 100V |
|
Line output |
600Ω/1000mv (0db) |
|
Input |
MIC1, 2 /600Ω, 2.0MV(-54dB), unbalanced; AUX1, 2 /10KΩ, 250MV(-10dB), unbalanced; |
|
Frequency response |
20HZ~20KHZ |
|
Harmonic distortion |
≤0.1%@ 1KHZ |
|
Signal-to-noise ratio |
>75db |
|
Tone adjustment |
Bass: ±10db@100HZ Treble: ±10db@10KHZ |
|
Protection |
Boot Protection, DC protection, Short Circuit Protection |
|
Mute |
MIC1 |
|
Working temperature/humidity |
-20℃~+60℃/10%~90% |
|
Voltage |
AC220V/50HZ |
|
Power consumption |
75W |
|
Size |
310×210×72 (mm); |
|
Weight |
3.2kg |
Hot Tags: SA-50MT Bluetooth Amplifier Board, China SA-50MT Bluetooth Amplifier Board manufacturers, factory



