Our "unlocked" GSM Treo™ 680 smartphone works with almost any GSM/GPRS/EDGE network worldwide, so you can use it with your existing GSM/GPRS/EDGE service plan. Or use it overseas with additional international service from your service provider or a new SIM from an international service provider. Perfect for the frequent international traveler.
NOTE: Please call your mobile phone service provider to make sure their service is compatible with phones that run on the GSM/GPRS/EDGE network before purchasing an unlocked GSM Treo 680 smartphone.