Why going wireless


Consumer Reports - Cordless-phones

It's easier than ever to have a phone whereusually  sold  separately  for  about  $20.
you want one. The newest breed of cordless
phones lets you put a handset in any room inOther convenient features include auto talk,
the  house,  even if no phone jack is nearby.which lets you lift the handset off the base
for an incoming call and start talking
However, manufacturers still offer awithout having to press a button, and any key
bewildering array of phones: inexpensiveanswer.
models that offer the basics; multihandset,
full-featured phones with a built-inSome phones provide a battery holder for
answering machine; single-line and two-linebattery backup--a compartment in the base to
phones; digital and analog phones, andcharge a spare handset battery pack or to
different frequency bands. In many instances,hold alkaline batteries for base-power
a phone will have a phone-answerer sibling.backup, either of which can enable the phone
Many phone-answerers come in a phone-onlyto work if you lose household AC power.
version. If you have a cordless phone that'sStill, it's wise to keep a corded phone
several years old, it's probably a 900-MHzsomewhere  in  your  home.
phone. Newer phones use higher frequencies,
namely 2.4 or 5.8 GHz. They aren'tSome multiple-handset-capable phones allow
necessarily better than the older ones, butconversation between handsets in an intercom
they may provide more calling security and amode and facilitate conferencing handsets
wider array of useful capabilities andwith an outside party. In intercom mode, the
features.handsets have to be within range of the base
for handset-to-handset use. Others lack this
WHAT'S  AVAILABLEhandset-to-handset talk capability; they
allow you to transfer calls from handset to
AT&T, Bell South, GE, Panasonic, Uniden, andhandset but not to use the handsets to
VTech account for more than 70 percent of theconference with an outside caller. Still
market. VTech owns the AT&T Consumer Productsother phones allow direct communication
Division and now makes phones under the AT&Tbetween handsets, so you can take them with
brand  as  well  as  its  own  name.you to use like walkie-talkies. Some phones
can register up to eight handsets, for
The current trends include phones thatinstance, but that doesn't mean you can use
support two or more handsets with one base,all eight at once. You might be able to use
less expensive 2.4- and 5.8-GHz analogtwo for handset-to-handset intercom, while
phones, and full-featured 2.4 and 5.8-GHztwo  others conference with an outside party.
digital phones. Some of the
multiple-handset-capable phones now includeHOW  TO  CHOOSE
an additional handset with a charging cradle.
About a third of the cordless phones soldDecide how much hardware you need. The basic
include  a  digital  answering  machine.options are a stand-alone phone, a phone with
a built-in answerer, or a phone that supports
A main distinction among cordless phones ismultiple handsets from one base. A
the way they transmit their signals. Here arestand-alone phone is best suited for small
some terms that you may see while shoppingfamilies or people in a small apartment with
and  what  they  mean  for  you:little need for more than one phone. The
built-in answerer, a common choice, adds a
Analog. These phones are the least expensivebig measure of convenience. A
type available now. They tend to have themultiple-handset phone is good for active
better voice quality and enough range to letfamilies who need phones throughout the
you chat anywhere in your house and yard, orhouse; this type of phone lets you put
even a little beyond. They are also unlikelyhandsets in a room that doesn't have a phone
to cause interference to other wirelessjack.
products. But analog transmission isn't very
secure; anyone with an RF scanner orSelect the technology and frequency band. A
comparable wireless device might be able to900-MHz phone should suit most users, but
listen in. Analog phones are also more likelythat type may be hard to find because 2.4-
than digital phones to suffer occasionaland 5.8-GHz models dominate. You're likely to
static and RF interference from otherfind the widest range of models and prices
wireless  products. Price range: $15 to $100.with 2.4-GHz phones. But if you want to
minimize problems of interference with other
Digital. These offer about the same range aswireless products, look to a 5.8-GHz or
analog phones, but with better security and900-MHz phone. Analog phones, apt to be less
less susceptibility to RF interference. And,expensive than digital, are fine for many
like analogs, they are unlikely to causepeople. But if privacy is important, choose a
interference to other wireless products.DSS  or  digital  phone.
Price  range:  $50  to  $130.
To be sure you're actually getting a DSS or
Digital spread spectrum (DSS). A DSS phonedigital phone for its voice-transmission
distributes a call across a number ofsecurity, check the packaging carefully. Look
frequencies, providing an added measure offor wording such as "digital phone," "digital
security and more immunity from RFspread spectrum (DSS)" or "frequency-hopping
interference. The range may be slightlyspread spectrum (FHSS)." Phrases such as
better than that of analog or digital phones."phone with digital security code," "phone
Note that some DSS phones--usually thewith all-digital answerer," or "spread
2.4-GHz or the multiple-handset -capablespectrum technology" (not digital spread
phones with handset-to-handset talkspectrum) all denote phones that are less
capabilities--use such a wide swath of thesecure.
spectrum even in standby mode that they may
interfere with baby monitors and otherPhones that use dual-band transmission may
wireless products operating in the sameindicate the higher frequency in a larger
frequency band. Price range: $75 to $225 (forprint on the packaging. If you want a true
multiple  handset  systems).2.4- or 5.8-GHz phone, check the fine print.
If only the frequency is prominently shown on
Frequency. Cordless phones use one or two ofthe  package,  it's  probably  analog.
the  three  available  frequency  bands:
Settle on the features you want. You can
* 900-MHz. Some manufacturers still maketypically expect caller ID, a headset jack,
inexpensive, 900-MHz phones, usually analog.and a base that can be wall-mounted. But the
They are fine for many households, and stillfeatures don't end there for both stand-alone
account  for about one-quarter of the market.phones and phone-answerers. Check the box or
ask to see an instruction manual to be sure
* 2.4-GHz. The band most phones now use.you're getting the capabilities and features
Unfortunately, many other wirelessthat matter to you. As a rule, the more
products--baby monitors, wireless computerfeature-laden the phone, the higher its
networks, home security monitors, wirelessprice.
speakers, microwaves ovens--use the same
band. A 2.4-GHz analog phone is inherentlyPerformance variations. Consumer Reports'
susceptible to RF interference from othertests show that most new cordless phones have
wireless devices, and a 2.4-GHz DSS phone mayvery good overall voice quality. Some are
cause interference in other products.excellent, approaching the voice quality of
However, DSS phones billed asthe best corded phones. In our latest tests,
"802.11-friendly" are unlikely to interferemost fully charged nickel-cadmium (Ni-Cd) or
with  wireless  computer  networks.nickel-metal hydride (Ni-MH) batteries
handled eight hours of continuous
* 5.8-GHz. The band that newer phones use.conversation before they needed recharging.
Its main advantage: less chance of RFMost manufacturers claim that a fully charged
interference because few other productsbattery will last at least a week in standby
currently use this band. Some phones aremode. When they can no longer hold a charge,
dual-band, but that only means they transmita replacement battery, usually proprietary,
between base and handset in one band andcosts about $10 to $25, and may be difficult
receive in another; you can't switch to orto find. Some phones use less-expensive AA or
choose  one  band  or  another.AAA rechargeable batteries. (To find a store
that will recycle a used battery, call
IMPORTANT  FEATURES800-822-8837.)
Standard features on most cordless phonesGive the handset a test drive. In the store,
include handset earpiece volume control,hold the handset to your head to see if it
handset ringer, last-number redial, a pagerfeels comfortable. It should fit the contours
to locate the handset, a flash button toof your face. The earpiece should have
answer call waiting, and a low-batteryrounded edges and a recessed center that fits
indicator.nicely over the middle of your ear. Check the
buttons and controls to make sure they're
Some phones let you support two or morereasonably  sized  and  legible.
handsets with just one base without the need
for extra phone jacks. Additional handsetsDon't discard the corded phone. It's a good
including the charging cradle are usuallyidea to keep at least one corded phone in
sold separately, although more phones areyour home, if only for emergencies. A
being bundled with an additional handset andcordless phone may not work if you lose
charging  cradle.electrical power, and a cell phone won't work
if you can't get a signal or the circuits are
An LCD screen, found on many handsets and onfull. A corded phone draws its power from the
some bases, can display a personal phonephone system and can function without
directory and useful information such as thehousehold  AC  power.
name and/or number dialed, caller ID, battery
strength, or how long you've been connected.MESSAGE  CENTERS  AND  ANSWERING  MACHINES
Caller ID displays the name and number of a
caller and the date and time of the call ifDigital answering machines come as
you use your phone company's caller IDstand-alone devices or as part of a phone
service. If you have caller ID with callanswerer combo unit. The main advantage of a
waiting, the phone will display data on acombo unit--less clutter--has to be weighed
second caller when you're already on theagainst the loss of one part of the combo if
phone.the other goes bad. Answerers usually have
standard features and capabilities such as a
A phone that supports two lines can receiveselectable number of rings and a toll-saver,
calls for two phone numbers--useful if youanswerer on/off control, call screening,
have, say, a business line and a personalremote access from a touch-tone phone, and a
line that you'd like to use from a singlevariety of ways to navigate through your
phone. Some of the phones have two ringers,messages. Most have a message day/time stamp,
each with a distinctive pitch to let you knowcan delete all messages or just individual
which line is ringing. The two-line featureones, allow you to adjust the speaker volume,
also facilitates conferencing two callers inand can retain messages and greeting after a
three-way connections. Some two-line phonesmomentary  power  outage.
have an auxiliary jack data port to plug in a
fax, modem, or other phone device that canOther answerer features you may want to
also  be  useful.consider are the number of mailboxes,
advanced playback controls, remote handset
A speaker phone offers a hands-free way toaccess, conversation recording, a message
converse or wait on hold and lets otherscounter display that indicates the number of
chime in as well. A base speakerphone letsmessages received, and a visual indicator or
you answer a call without the handset; aaudible message alert that lets you know when
handset speakerphone lets you chat hands-freeyou  have  new  messages.
anywhere in the house as long as you stay
within  a  few  feet  of  the  handset.In Consumer Reports' tests, most answerers
delivered very good voice quality for
A base keypad supplements the keypad on therecorded messages and good quality for the
handset. It's handy for navigatinggreeting. Phones that let you record your
menu-driven systems, since you don't have togreeting through the handset (i.e., using the
take the phone away from your ear to punchremote handset access) usually sound better.
the keys. Some phones have a lighted keypadSome let you listen to your greeting through
that either glows in the dark or lights upthe handset, as opposed to listening though
when you press a key, or when the phonethe base speaker; that gives you a better
rings. This makes the phone easier to use inindication of how the greeting will sound to
low-light conditions. All phones have athe calling party. Price range: $20 to $80
handset ringer, and many phones have a base(stand-alone  units);  $30  to $240 (combos).
ringer. Some let you turn them on or off,
adjust the volume, or change the auditoryCopyright © 2002-2006 Consumers Union of
tone.U.S.,  Inc.
Many cordless phones have a headset jack onFor the latest information on this and many
the handset and include a belt clip forother  products  and  services,  visit
carrying the phone. This allows hands-free
conversation anywhere in the house. SomeFind  Morecordless  Phone  with  Easy Deal at
phones have a headset jack on the base, which
allows hands-free conversation without anyShopNdeal.
drain on the handset battery. Headsets are



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