
Amazon.com : Pentax GPS Unit O-GPS1 Hotshoe Mounted Accessory GPS Unit for Pentax K-5, K-r, 645D : Flash Shoe Mounts : Electronics,

Pentax O-GPS1 GPS Unit Review | ePHOTOzine,

PENTAX GPS Unit O-GPS1 for K-5, K-5II, K-30, K-01, K-r, 645D from JAPAN #264,

PENTAX GPS Unit O-GPS1 for K-5, K-5II, K-30, K-01, K-r, 645D from JAPAN #264,

Pentax K-50 DSLR Camera, Blue with Brown Grips {16.3MP} with 18-55mm f/3.5-5.6 DAL AL WR, Black {52} at KEH Camera,