GSM Type GSM Phone, Fixed Wireless Phone OEM Support

GSM type GSM Phone, Fixed Wireless Phone OEM supportModel: ETS-6588 Dual SIMs / Single SIM optionalWorking requency:  •GSM 850/900/1800/1900 MHz   Multi language: spanish, english, french, portuguese, Arabic, Russian, Turkish, Germany     OEM Service:  We offer fast shipment and free OEM service like logo, user manual, imei, SN label, and language menu design, also can custo   Features:1.Dot-matrix LCD with back light; 2.Portuguese/Spanish/Russia/Thailand/Arabic/French/English/Chinese operation menu optional; 3.Powerful phone book; 4.LCDdisplay incoming numbers; 5.Memory store 10 incoming, 10 outgoing and 10 missed calls; 6.Different chord ringers for incoming call and SMS; 7.Handsfree, Redial, Call transfer and SMS function; 8.Ringer volume adjustable; 9.Calendar, Alarm Clock; 10.Rechargeable backup battery;    Specifications:1.Frequency range: GSM 850/900/1800/1900MHz&3G850/900/1900/2100MHZ 2.Max power: 0.25W / 0.5W; 3.Standby time: 48 hours; 4.Idle current: