The AT&T SB67138:
Four-line corded base and cordless system offers expandability up to 10 handsets and features DECT 6.0 Zero Blind Slot
Digital technology. This technology strengthens the radio signal in areas that normally have a weak signal to the base unit.
Each extension handset provides individual voicemail , line status, and message waiting indication.
Mobile employees have easy access to push to talk, paging, call transfer and 3-way conferencing, You can choose between
standard speakerphone or headset operation. The SB67118 speakerphone base supports 4 lines with 100 name and number
phonebook directory, power failure protection and automated attendant. The SB67138 can also support up to 6 AT&T booster
antennas / repeaters (sold separately). The repeaters extend the range between handset and base by 900 meters.
SynJ? Extendable Range Phone Systems:
SMB employees work in a variety of places, from small offices to the largest warehouses. The SynJ? extendable range phone
system provides cordless handset extensions, Push-to-Talk functionality, up to a half mile of extended range and mobile page
and conferencing.
AT&T SB67128 Ranger Extender:
A 4-line cordless repeater that effectively boosts your call signal strength. DECT 6.0 digital technology allows system to
strengthen the signal between handset and base in areas where signal is weak. Place handsets over 980 feet from the
base system, or Place the repeater up to 980 ft. away from the base and then place the handset another 980 ft. from
the repeater. Covers 250,000+ square feet.