Welcome to our store! 1、Safe Performance: The monitor operates on 905‑925MHz, with wireless digital encryption transmission, secure and reliable. 2、Adjustable Volume: Two-way intercom can provide clear sound and keep your conversation free from interference, 10 levels of adjustable volume, giving you a reliable user experience. 3、Practical Design: Monitor built-in music and night light, both directions can be turned on and off, multifunctional design is very practical. 4、Portable: Baby monitor is easy to carry and can help you comfort your baby with voice, making it more convenient for you to take care of your baby. 5、Cute Appearance: Cute shape design and eye-catching patterns make babies fall in love at first sight, and is a must for monitoring babies. Item Type: Audio Baby Monitor Material: Plastic, electronics Operating Frequency: ISM 905-925 MHZ Power: 10dBm Modulation Mode: FSK Spread Spectrum Method: FHHS Audio Coding: ADPCM Modulation Frequency: 180KHz Sensitivity: Less than or equal to -92dBm Applicable Voltage: 100-240V Plug Specification: European plug Battery Type: 3 1.2V AAA batteries (not included) 2 x Monitor 2 x Power Adapter Customer Satisfaction - Customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity, please contact us immediately. We do our best to provide you with satisfactory after-sales service