2.4GHz BABY MONITOR PRODCT NO.SWL0209A >>>PARAMETERS *RECEIVER WIRELESS RECEIVER-(2.5" INCHES LCD MONITOR)+C-201 *Product Size ( L x W x H ):72x105x24mm *Receiving Frequency:ISM 2,400-2,483MHz *CH1 = 2,414G; CH2=2,432G; CH3=2,450G; CH4=2,468G *Power Supply: AC-DC(DC + 5V 250mA-550mA) *Music format: MP3, MP4/PC interface mode : USB 2.0 *Capacity of memory: Support the SD card (128M/256MB/512MB/1 GB) *WL0209A Built -in Lithium Battery ,power adapter *2.5 hours for normal play, and 2 hour s for playing monitoring image *WL0306A Outdoor Range: 100M(Built-in Lithium Battery,4 hours for normal) >>>PACKING *Inner Box: 5 sets *Outer Ctn: 20 sets *G.W.: 19.3 kgs *N.W.: 18 kgs *Meas: 51.5 x 38 x 36 cms *Ctn Cu.M: ( 0.053 cbm )