Product Name: GSM Fixed Wireless Telephone Set 2g/3G/4G Available Model NO.: 6588 Customized: Customized Answering Machine Record Audio Format: MP3 Voice Mail: Support Voice Mail Dial: DTMF Touch Screen: Without Touch Screen Display: With Display Function: Wireless Phone Type: GSM Fixed Wireless Phone Speed Dial: Support SMS: Support FM: Support Multi-Language: Support Battery: 1000mAh Platform: Mt6261m Trademark: ETROSS Transport Package: 20PCS/Carton Specification: 0.8kg per pc Origin: China Shenzhen Product Description GSM Fixed Wireless Telephone set 2G/3G/4G availableBrand: EtrossModel no.: Etross 6588Product name: GSM Fixed Wireless Phone FWPFeatures:1) Applies to GSM 850/900/1800/1900Mhz mobile communication network2) Easy to install and easy to maintain3) Clear voice and no noise4) Caller ID (CLI display)5) Stores 20 received / 10 dialed / 10 missed call records, Stores 200 messages6) Authentic signal, battery volume, time and date display6) Built-in back-up Li-ion battery: 14 days standby / 6 hours talk7) English LCD and case8) 12 groups chord ringers for incoming call9) Hands free function10) Metering function for payphone purpose11) Speak number in English function (option)12) Strong signal by high gain antenna (3.5dB - 5dB)13) IP pre-setting for save call cost14) Like ordinary hardwire-line telephone operation methodSpecifications1) Air interface standard: GSM 900 / 1, 800MHz phase 2+2) Frequency rangesA) GSM 900 I) Transmission: 890 - 915MHz ii) Reception: 935 - 960MHzB) GSM 1800 I) Transmission: 1, 710 - 1, 785MHz ii) Reception: 1, 805 - 1, 880MHz3) Channel space: 200KHz4) Max power: 0.25W / 0.5W5) Consumptiona) Immobility: Less than 25mAb) Transmission: Less than 400mA6) Sensitivity: -105dB7) Surrounding temperature: -10 degree - +40 degree8) Relative humidity: 45% - 90% (without frost)9) Atmosphere pressure: 86 - 106Kpa10) Environment noise: <60dB11) Antenna amplifying: 3.5dB (Omni directional), 12dB (certain direction/ chosen direction)12) AC power: DC 5V 1A13) Connector of power: US or European type( selectable)14) Dimensions (L x W x H) (average): 230 x 180 x 60mm15) Weight: FWP: 400g; Full set with AC adapter, antenna and box: 550g16) Colors: White17) Antenna connection: SMA antenna connection