V30 Digital Audio Baby Monitor Portable Alarm Sensitive Wireless Two Way Baby Cry DetectorWhite US

Feature: 1. Wireless digital, encrypted transmission, safe and reliable, two?way intercom, 5?level volume adjustable. 2. The baby monitor has 2?way calls, built?in music and night light, which can be turned on/off in both directions. 3. Using FHSS, anti?interference and sound clarity, the transmission distance can reach 200?300 meters in the field. 4. The transmitter and receiver need to be paired code before any confidence operations can be performed. 5. When there is without any sound from transmitter within 20 second , the receiver will be in mute state. 6. The working frequency of the Baby alert monitoris is 905?925MHz ISM band. Specification: Iteam Type: Baby Sound MonitorWeight: Approx. 424g / 15ozMaterial: ABS Model: V30 Use Environment: Indoor Power Supply Voltage: 5V Operating Frequency: 905-925MHz Transmission Power: 10 dB Modulation Method: FSK Spread Spectrum Method: FHHS Audio Coding: ADPCM Modulation Frequency: 180 kHz Encoding Rate: 500 kilobits Receiver Sensitivity: S-92 decibels Power Supply Mode: Power supply or 3 x AAA dry battery (Battery Not Included) Working Temperature: 0 celsius -50 celsius Open Space Transmission Range: Approx. 300m / 984.3ft. Package List: 2 x Monitor2 x Power Plug1 x Manual Note: Safety Tips: This product adapter does not support charging 1.2V AA batteries installed in the machine