Features:
1. Full digital circuitry for natural, clear sound and great listening comfort
2. Low power consumption for long time use, 10 days of battery life
3. Noise reduction and feedback cancellation, automatically reduce the whistling that bothers many people
4. Digital volume control by rocker button
5. Adjustable tube to fit different ear size
6. Left/right ear adjustability, adjust the tube to left or right so that you can wear it in your ears
Product Specifications:
1. Model: RL-18A
2. Color: Beige
3. Net Weight: 4.7g
4. Material: Plastic
5. Working Voltage: DC 1.5V
6. Working Current: ≤1.5mA
7. Frequency Response: 500-3200Hz
8. Max Saturation Acoustic Output: 129+3dB
9. Full-on Acoustic Gain: 36±5dB
10. Total Harmonic Distortion: <10%
11. Equivalent Input Noise: <32dB
Package Includes:
1 x R&L Digital Sound Amplifier
1 x A13 Battery
2 x Earplugs
1 x Brush
1 x User Manual
1 x Portable carring case
