The HTC TyTN II (also known as the HTC Kaiser, the HTC P4550, and the HTC 8925) is an Internet-enabled Windows Mobile Pocket PC smartphone designed and marketed by HTC Corporation of Taiwan.
HTC TyTN II (P4550/Kaiser) — коммуникатор на базе Windows Mobile 6 с QWERTY-клавиатурой, производства тайваньской фирмы HTC.