独特的婴儿监视/录像婴儿监视器的录音

2.4ghz wireless baby monitor mini 100m transmission distance without block 5m night version 2.5'' LCD with 640*480resolution receiver support video output camera 4-channel switchable RECEIVER Monitor Size 2.5-inch TFT-LCD Resolution of 640 × 240 pixels Receiving Sensitivity ≤-85dBm Video System NTSC / PAL Color component R.G.B.delta IF 480MHz Lithium 2 3 hours charging time 2 hours continuous working time Operating Current 350 mA (max) Operating Voltage DC +5 V Size 80 * 38 * 130 mm Weight 160 grams CAMERA Imaging Sensor : CMOS CMOS Total Pixels: 680*480 View Angle: 40 degree Transmission Frequency : 600 800MHz Transmission power :18dBm Video Modulation Type: QAM(PAL) Bandwidth: 13MHz Power Supply: 5V Night Vision Range:3m Li-Battery Capacity: 500mAh Charge Time: 2 Hours Minimum Illumination: 0Lux Working Time : 1Hours Unobstructed Effective Range:150m Dimensions(W*D*H): 28*90*28(mm) Weight :110g Operating Temperature: -10degree +50degree/ +14degree F 122degree F OPERATING humidity: 15% 85%RH * Channel Frequency: CH1= 647.25MHZ; CH1= 663.25MHZ; CH1=679.25 MHZ CH1= 695.25 MHZ CH1= 711.25 MHZ CH1= 727.25 MHZ CH1= 743.25 MHZ CH1=759.25 MHZ