LTC Audio PAA60USB - 3-Channel 60W PA Amplifier with USB/SD-MP3, Siren, and Dual Power Supply (12V DC / 220V AC)

LTC Audio PAA60USB - 3-Channel 60W PA Amplifier with USB/SD-MP3, Siren, and Dual Power Supply (12V DC / 220V AC)

The LTC Audio PAA60USB is a compact PA mixer amplifier suitable for mobile use at 12 V DC (vehicles, boats) or fixed use at 220 V AC . It includes an MP3 player with USB and SD ports , a built-in siren and a blue backlit LCD display for quick control. The front panel offers 2 microphone inputs , 1 AUX input and independent controls for MIC1, MIC2, AUX and MASTER (MP3/USB/SD) . The rear panel features low impedance (4/8/16 Ω) and 70 V line speaker terminals, allowing it to be used with conventional loudspeakers or distributed speaker networks.

Main features

• Output power: at 12 V DC 35 W RMS (45 W max); at 220 V AC 45 W RMS (60 W max).
• Integrated MP3 player with USB and SD ; play/pause , previous/next track, repeat , and EQ functions.
• Front inputs: MIC 1 , MIC 2 and AUX (jack type).
• Speaker outputs: 4/8/16 Ω and 70 V (high impedance) on screw terminals.
• Indicators and control: Blue LCD display for the player and dedicated volume potentiometers.
• Siren switched from the front panel for emergency warnings.
• Dual power supply: 12 V DC or 220 V AC for mobile or fixed use.

Performance and inputs/outputs

• Inputs (sensitivity/impedance): MIC 1/2 −42 dB , 10 kΩ / 50 kΩ ; AUX −20 dB , 10 kΩ / 50 kΩ .
• Bandwidth: 150 Hz – 15 kHz .
• THD: < 3% at 1 kHz.

Product benefits

• Total versatility: same equipment for vehicle (12 V) or fixed installation (220 V).
• All in one: voice-over via microphone, music from USB/SD and siren for alerts.
• Wide Compatibility: Works with 4/8/16 Ω speakers and 70V PA lines .
• Easy operation: independent potentiometers and blue display for the MP3 player.

Use cases

• Vehicles and boats: mobile PA system powered by 12 V DC .
• Public spaces and commerce: announcements and background music in entrances, halls, and warehouses.
• Sports events and clubs: clear messages with the option of music and siren signals.

Description for projects

LTC Audio PAA60USB Amplifier : 3 channels ; 35 W RMS / 45 W max. (12 V) and 45 W RMS / 60 W max. (220 V) ; USB/SD-MP3 player with EQ , repeat and track control; MIC 1/2 (−42 dB, 10 kΩ/50 kΩ) and AUX (−20 dB, 10 kΩ/50 kΩ) inputs; 4/8/16 Ω and 70 V speaker outputs; siren ; blue LCD display; 12 V DC or 220 V AC power supply.