-- Integrated CDMA 2000 1XRTT network module for C860 -- Integrated dual band GSM network module with GPRS for G860 -- C860 supports 450MHz or 800/1900MHz -- G860 Supports: EGSM 900MHz / GSM 1800MHz or GSM 850MHz / GSM 1900MHz -- Wireless functions transparent to user -- Best-change escrow -- Remote programming of data and software -- Low power design compatible with optional solar power systems -- Integrated antenna (optional) or external antenna connector -- High quality electronic coin validator -- Anti-vandal coin entry chute with paper kicker -- 128x64 dot addressable display allows graphics for logos and advertising. -- Multilingual display with bright back light provides user messages, even in complete darkness. -- 32 bit microprocessor ensures high-speed operation. -- Equipped with 1 M byte FLASH memory for nonvolatile data storage -- Four function buttons (language, volume, new-call and redial) -- Four soft function buttons for display driven options -- On-hook advertising messages -- Display driven functional tests, setup and signal strength meter -- Auto-diagnostics and reporting -- Shuttered card reader slot resists entry of foreign objects -- Accepts memory and microprocessor cards -- Four SAM sockets (optional)