... with WMMXOperating System: Palm OS 5.4.9.3.40Display: 3.8 inch 320 x 480 HVGA screen Memory: ... (101 MB available) Size & Weight: 4.76" x 3.08" x 0.61", 149 grams (5.25 ounces) ... Bluetooth 1.1 and 802.11b WiFi Audio: Internal monaural speaker; 3.5mm headphone jack Battery: Standard 3.7 volt, 1250 milliamp-hour non-replacable Lithium-Ion battery Input: 4 remappable application buttons; 5-way ...