Tosunra Stereo Pre-amplifier & Karaoke Professional (PA-89) is a user-friendly pre-amplifier made for karaoke and audio setups. It features dual microphone inputs,
echo and tone controls for clear vocals, and supports music playback through USB, SD card, or Bluetooth. With a built-in FM radio and easy-to-use LED display, it’s
perfect for home entertainment, events, or small venues. Its compact design fits standard racks and includes built-in protection to keep your system safe during use.
Features
Dual microphone inputs with independent volume/gain control
Echo/delay and tone (bass/treble) adjustment for vocals
Input selector to switch between sources (e.g. line, aux, mic)
USB and/or SD card input for playing digital music files
Bluetooth connectivity for wireless audio streaming
FM radio tuner built-in
LED display or indicators for mode, input, or status
Compact chassis design suitable for rack mounting
Protection circuits (e.g. against overload, short circuit, overheating)
Balanced & unbalanced audio I/O for flexibility
Specification
Model : TOS-PA-89
Microphone Inputs : 2 (for karaoke use)
Echo & Tone Controls : Adjustable echo and tone settings
USB/SD Playback : Supports MP3 files from USB and SD cards
Bluetooth Connectivity : Wireless streaming from phones and devices
FM Radio : Built-in FM tuner
Display : LED display for settings and modes
Design : Compact, rack-mountable chassis
Protection Features : Short circuit, voltage, overload, and DC protection
Power Supply : 220V AC
Dimension (L x W x H): 48.5 x 17 x 5.5 cm
Weight: 2.4 kg
