- Desktop mini constant voltage digital power amplifier, with beautiful appearance and lightweight; can be used for background music playback of small and medium-sized indoor venues such as small and medium-sized supermarkets, shopping malls, and leisure cafes.
- Desktop design, exquisite SMT process design.
- Support MP3 / TUNER / BLUETOOTH remote control function, with remote and the control distance is up to 8 meters.
- It contains a USB interface and SD card interface, an integrated MP3 player module, with automatic priority playing audio function, the digital screen can display the current playing track of USB.
- Integrated Bluetooth module to support music playback via Bluetooth of the mobile phone.
- Integrated TUNER module with FM radio antenna port.
- 1 channel EMC input, 2 channels AUX input and 4 channels MIC input.
- Channel priority function EMC > SIREN > CHIME > MIC1 > MIC2 > MIC3 > AUX1 > AUX2.
- Each input has independent volume adjustment and the total volume has treble and bass adjustment with volume control function.
- MIC 1 to 4 balanced input, built-in 48V phantom power supply.
- Built-in bell and alarm audio source, can remotely controlled trigger.
- Built-in control function of muting background music.
- The device has good self-protection such as short circuit, overload and overheating.
- Two output modes: constant voltage output 100V, constant resistance output 4 to 16 Ω.
- The high-efficiency energy-saving switching power supply is perfectly combined with the high energy-saving and ultra-stable design of the class D digital power amplifier.
- Wide voltage supply: 180V to 240 V can work normally.
- Model: MA-500V
- Output Interface: 4 - 16 Ω, 100V
- Output Power: 500W
- Output Sensitivity & Source Impedance: MIX OUT: 1000 mV / 470 Ω unbalanced RCA connection interface
- Tone: Bass: 10 dB at 100Hz, Treble: 10 dB at 10KHz
- Frequency Response: 50 Hz ~ 16 KHz (+1 dB, -3 dB)
- Signal to Noise Ratio: MIC 1, 2, 3 : 66 dB, AUX1, 2 : 80 dB
- Distortion: Less than 0.5% (at 1 KHz, 1/3 of rated power)
- Channel Crosstalk Attenuation: greater or equal to 50 dB
- Heat Dissipation: Side in and back out forced fan cooling, starting the fan when turned on, infinitely variable speed processing.
- Protection: Overheat protection, overcurrent protection, short circuit protection
- Power Supply: AC ~ 220-240 V / 50Hz
- Power Consumption: 650 W
- Dimensions (mm): 324 * 270 * 88
- Weight: 5.6 kg