T-Mobile myTouch 4G Android smartphone. Announced , October. Features 3G, ″ TFT capacitive touchscreen, 5 MP camera, Wi-Fi, GPS, Bluetooth. The T-Mobile myTouch or myTouch series is a product line of private label smartphones manufactured by HTC, LG and Huawei sold and marketed in the United. The T-Mobile myTouch 4G is a smartphone designed and manufactured by HTC Corporation for T-Mobile USA's " myTouch " re-branded series of phones. Manufacturer : HTC Corporation.