POLYGON TECHNOLOGIES Gayo International is a proud Official re-seller and supporter of Polygon Technologies Products in the United Republic of Tanzania. Polygon Technologies Products: GC0641-KIT Standard GSM Commander GXS081A- Analog Expansion GXS082T- Temperature Expansion GXS081A- Analog Expansion GC0101-OEM Micro GSM Commander GA012- 12dBi Magbase Antenna GA009- 5dBi Magbase Antenna GA004- 5dBi Screw Mount Antenna GA200- Stealth Outdoor 2dBi Antenna GA201- Stealth Outdoor 2dBi Pentaband Antenna w/ RFID Reader & Vibration Sensor Wireless GSM Alarm IM-140- Magnetic Door Switch DVA6001S – Drongo VoiceAlert DIR01 – Drongo Indoor Repeater DMTX01 – Drongo Mini TX Transmitter PT100-PROBE GT003A – Digital Temperature Probes (Master) IM-140- Magnetic Door Switch cabtire-wire-250×250 GS020- Expansion Ribbon Cable