Model Number A1688 (CDMA + GSM). In addition, this smartphone is available in space grey. This device is locked to Three and compatible with Vodafone, EE, O2 Carriers. Model Apple iPhone 6s. Network Technology TD-LTE, TD-SCDMA, Evdo Rev. a, Cdma, GSM / Edge / UMTS / HSPA+ / Dc-HSDPA / LTE.
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