Stagg SIA-ST Wired Personal In-Ear Monitor Amplifier

Take control of your personal monitor mix with the Stagg SIA-ST Wired Personal In-Ear Monitor Amplifier. Designed for musicians, vocalists, and performers, this compact and rugged headphone amplifier delivers clear, reliable monitoring for rehearsals, live performances, and studio sessions. Its dual balanced XLR inputs support both mono and stereo operation, allowing you to create the monitoring setup that best suits your performance.

With intuitive level and balance controls, you can quickly adjust your monitor mix without relying on the front-of-house engineer. The durable metal housing and convenient belt clip make it ideal for on-stage use, while battery or DC power options provide flexibility for a variety of applications.

Features

• Compact wired personal in-ear monitor amplifier
• Dual balanced XLR inputs for mono or stereo monitoring
• 3.5 mm TRS headphone output for in-ear monitors or headphones
• Independent level and balance controls for personalised monitoring
• Wide frequency response (20 Hz – 80 kHz) for detailed, natural sound
• Low distortion (THD+N: 0.01%) and high signal-to-noise ratio (>90 dB) for clean audio performance
• Durable metal housing built to withstand live performance environments
• Integrated belt clip for secure, hands-free operation
• Operates using a 9V battery or optional 9V DC power adapter
• Ideal for live performances, rehearsals, worship teams, and studio monitoring

Specifications

• Inputs: 2 × Balanced XLR
• Output: 3.5 mm TRS headphone jack
• Input Impedance: 20 kΩ
• Output Impedance: 10 Ω per channel
• Frequency Response: 20 Hz – 80 kHz (±0.5 dB)
• THD+N: 0.01%
• Signal-to-Noise Ratio: >90 dB (A-weighted)
• Power: 9V battery (alkaline or 8.4V NiMH rechargeable) or 9V DC power supply
• Dimensions: 45 × 125 × 85 mm