Fixed Wireless Terminal with Built-in 2-piece Rechargeable Backup Batteries Model Number:GEG-WP928 Key Specifications/Special Features: • Features: o Built-in high quality industrial module for GSM 900/1800MHz o Supports SMS and powerful phonebook o Automatically connects to IP network when dialing long distance o Precode setting enable o Incoming call reminder and block/restrict/bar enable o Built-in 2pcs rechargeable backup batteries o Caller ID and handsfree enable o Records history: auto saves the last 20 dialed/received phone numbers and last 10 missed calls o Outside antenna is optional o Cost rate setting enable • Specifications: o Networks support: GSM 900MHz/1800MHz o Operation temperature: -10 to +45ÚC o Voltage: 5V DC o Adapter voltage: 220V AC + 10%, 50Hz +/- 1% o Stand by hours: 72 hours o Talk time: 2 to 6 hours o Charging time: 6 hours