AK-N90: Bluetooth GPS Adapter for Nikon DSLR D90, D5000, D3100

# Feature: Wireless, mini size, compact to connect on the cameras# Easy to put camera in bag with AK-N90# Automatic and fast connection with GPS receivers# Very low power consumption# GPS data always available even camera turned off.# With connect terminal for remote switch# Allow to use the latest GPS receiver. The satellite-tracking performance depend on GPS receiver.# GPS receiver can be used for PDA, PC or smart phone when not use camera.# GPS Compatibility# Holux M-241/M241-C, M-1000/M-1000B/M-1000C/M-1200, GPSlim 246/240/236B# Qstarz BT-Q1000X, BT-Q818X, BT-Q816X# Royaltek RBT2200, RBT2300# GlobalSat BT328, BT368# i-Blue 737A, 747A, MobileMate 886