Portable Card Reader Speaker System MP3 Player

Portable Card Reader Speaker System MP3 Player

• Unique ID design, Smooth Surface
• Paper tube speaker cavity, effectively reducing the cabinet resonant noise.
• MP3/WMA Dual decoding master chip.
• Automatically search and read and play SD/MMC cards and USB disk MP3/WMA music format, support multiple subdirectories.
• LED display.
• FM stereo radio.
• Infrared remote control.
• Inserted after the first play function.
• Breakpoint memory.
• Digital volume control.
• Taiwan's low-power Class-D digital amplifier, the effective use of power for more than 90%.
• 2-inch HiFi stereo speaker.
• Built-in rechargeable lithium-ion battery, life playing time about 4 hours.

Specification:

Acoustic system:

• Speaker System: Associate Professional 2.0 channel stereo speaker system
• System Type: Road Second-oriented systems
• Configuration: 2-inch full-range speaker
• Frequency Range: 90Hz ~ 16KHz
• Sensitivity: 85dB (2.83V/1m)
• Rated impedance: 4Ω
• Power range: 1~3W
• 12 User definable preset stations.
• User definable bookmarked stations.

Amplifier unit system:

• Rated Power: 3W x 2 RMS
• Separation: ≥ 49dB
• SNR: 74dB
• Distortion: THD ≤ 10%
• Input Sensitivity: AUX ≤ 500mV
• Input impedance: 32KΩ