Huawei F501 Land Phone Desk Phone Single SIM in WhiteBrand: HuaweiModel: F501Technology: GSM Fixed Wireless PhoneFrequency Band: Dual Mode; GSM: 900/1800, TD-SCDMA 2010 - 2025 MHzServices: Voice, SMS, DataUSB: Mini USB for charging and modemPower: 5V, 550mAPower Use: Less than 4mAAntenna: Built-inBu..