2 sim use gsm land phone

Specificationsgsm handset sim card land phone with FM radio and Oem service multi-language SMS/Phone book /Rechargeable battery bulk pricegsm handset sim card land phone with FM radio and Oem service mass prodution/bulk offer GSM FWP 6188 with FM Radio support OEM service(OEM LOGO, COLORFUL BOX Etc) , GSM telephoneProduct Uses 1) For public use as payphones2) For office and home use , For public use in shops and bars,Call-Centers3) For rural and mountainous areas4) For mobile carriages, like ships, automobiles and trains5) For those places where hardwire-line telephone service is unavailable Comes with external antenna to improve signal in poor reception areasUse indoor or out: powered by either battery or AC adapter Backlit LCD display shows caller ID and timeFeatures 1. Support GSM850/900/1800/1900Mhz ,quad band , work all over the world.2. Caller ID3. Dot-matrixed Portuguese/Spanish/Russia/Thailand/Arabic/French/English/Chinese operation menu optional 4. SMS function5. IP No. Setting6. Software upgrade jack7. Data service, Support CSD and GPRS class 10/8. Connect PC by USB port8. Call in / Call out /Call divert/ Call waiting limitation function9. Lock up function: SIM card, network, cell and operated company10. Local No. / direct No. / limited No. Setting11. Speed dial function12. Redial function13. Support three-way conference call14. Save more than 100 SMS on the phone15. 7-level headphone volume and silence adjustable16. Speaker Phone17. Low-power indicator18. Storage 20 missed call or received calls and the last ten dialed number19. Voice mail function20. Emergency call: At off-hook or hand-free state, can calling emergency number without21. operator network lock, work with only the locked operator sim cards. Specification 1. Frequency range: GSM 850/900/1800/1900MHz;2. Max power: 0.25W / 0.5W;3. Standby time: 48 hours;4. Idle current: