Description :
When there is  incoming mobile phone call, phone detector detects and give out signal by flashing the LEDs. Very useful in noisy places where you cannot hear the calling tunes.

Size                   : Oval shape    : 36 x 20 x 8 mm (L x W x H) 
                           Square shape : 25 x 19 x 7 mm (L x W x H)
Detect strength  : About 0.5 Meter

Frequency         : For PCS is 1800 Mhz; For GSM is 900 Mhz
Battery              : Lithium Battery x 1 pc included and changeable
Lifetime             : Detect about 1,000 times incoming call 
Availability        : 3 weeks after order confirmation 
Contact us now : sales@vtk.com.hk