Description/Features: Enhanced Voice Clarity: Designed to improve speech clarity, this compact voice amplifier supports clear and comfortable communication. Design: Durable construction built for everyday use; lightweight and portable for easy carrying. Large LCD Screen: Features a large, easy-to-read LCD display that clearly shows settings, enabling intuitive adjustments—even in low-light conditions. Color: Sleek black finish, suitable for various environments. Usage Tips: Set volume to minimum before use; gradually increase to avoid sudden loud sound. Ideal for watching movies, listening to lectures, attending meetings, or classroom use—helps deliver clear, audible sound. Specifications: Max sound output: 110 ± 5 dB Sound gain: ≥ 30 dB Total harmonic distortion: ≤ 10% Frequency range: 300–4000 Hz Input noise: ≤ 40 dB Voltage: DC 1.5 V Current: ≤ 4 mA Note: Slight variations in appearance and printed text may occur between batches; these do not affect functionality. Material: ABS Color: Black Package Contents: 1 × Voice Amplifier Note: Light reflection and display differences may cause slight color variation between the image and the actual product. Measurement tolerance: ±1–3 cm.