Alto TS412

Alto Professional TS412 – Powered Speaker

Alto Professional TS412 Building on the success of the TrueSonic legacy, the Alto Professional TS412 delivers increased output, enhanced clarity, and advanced Bluetooth functionality in a compact and reliable design.

Perfect for live events, DJs, installations, and mobile performers.

TrueSonic Power

Equipped with a 12” woofer and 1.4” compression driver, TS412 provides:

• 2500W peak power (1600W LF + 900W HF)
• 1250W RMS continuous (800W LF + 450W HF)
• 132 dB peak SPL
• 53 Hz – 20 kHz frequency response (+/-3 dB)

Room-filling sound with powerful low-end and crisp highs.

FREE Alto App Control

Available for iOS and Android, the Alto App allows remote control over:

• Bluetooth levels
• Speaker Use modes
• Custom EQ
• Sub size selection
• True Wireless Stereo linking

Save your preferred EQ directly to the speaker for instant recall.

Built-In 3-Channel Mixer

• 2 × XLR/TRS combo Mic/Line inputs
• 1 × Dedicated Bluetooth channel

Plug microphones, instruments, or line-level devices directly into the rear panel without additional gear.

Bluetooth Streaming & Speaker Linking

Stream wirelessly from any Bluetooth device.

Link two TS4 speakers in true stereo without cables using True Wireless Stereo.

DSP Speaker Modes

Three preset “Speaker Use” modes optimize performance for any application. Fine-tune your sound via Custom EQ in the Alto App.

Versatile & Reliable

• Fanless Class D amplifier
• Durable molded enclosure
• 36 mm pole mount
• M10 suspension points
• Wedge monitor positioning

Technical Specifications

Output Power: 2500W peak / 1250W RMS

LF Driver: 12” with 2.5” voice coil

HF Driver: 1” exit, 1.4” coil

Crossover: 2 kHz

Max SPL: 132 dB peak / 129 dB continuous

Frequency Range: 44 Hz – 20 kHz (-10 dB)

Coverage: 90° × 60°

Inputs: 2 × XLR/TRS combo

Output: 1 × XLR link

USB Charging: 5V 2.1A

Dimensions: 606.5 × 353.5 × 350.5 mm

Weight: 15 kg