Vtech EL42308 User Manual - Page 65

Appendix H Technical specifications RF frequency band (handset to telephone base) RF frequency band (telephone base to handset) Channels 5857.2 MHz - 5865.9 MHz 912.75 MHz - 917.10 MHz 30 Modulation FM Operating temperature Telephone base voltage (AC voltage, 60Hz) Telephone base voltage (AC adapter output) Charger voltage (AC adapter output) Handset voltage Replacement battery 32°F - 122°F 0°C - 50°C 104 - 129Vrms AC7.5V @350mA AC7.5V @150mA DC3.1 - 4.3V 400mAh 3.6V 400mAh Ni-Cd 5.8 GHz analog technology Dual band transmission combines the best of 5.8 GHz and 900MHz analog technologies to provide quality performance and complete signal coverage for a standard home, while not interfering with wireless routers. Telephone operating range This cordless telephone operates with the maximum power allowed by the Federal Communications Commission (FCC). Even so, the handset and telephone base can communicate over only a certain distance - which can vary with the locations of the telephone base and handset, the weather, the layout, and the construction of your home or office. 61