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2

Supported Telephone Types:

Rotary or pushbutton with
standard or European handset;
carbon granular or electronic
microphone

Operation: 

Full- or half-duplex

Data/Fax Rate (Maximum): 

14,000 bps using V.42 bis error
correction/data compression

Communication Line: 

Standard

telephone lines (PSTN)

On/Off Switching: 

Automatic; power

on only during transmission

Connectors: 

(1) RJ-11 plug to

connect to modem

Battery Life:

50+ hours of

continuous use

Temperature Tolerance: 

Operating: 40 to 100°F 

(5 to 38°C); 

Storage: 0 to 150°F

(-18 to +66°C)

Humidity Tolerance: 

Up to 95%,

noncondensing 

Power:

9-V battery

Size: 

7.7"H x 2"W x 2.2"D

(19.6 x 5.1 x 5.6 cm)

Weight: 

0.6 lb. (0.3 kg)

Specifications

Ordering Information

ITEM

CODE

Phone Coupler II ..................................................MC155A-R2

To fit a square handset to the coupler, order…

Acoustic Coupler Handset Adapter (Pair)..............MD001

The Phone Coupler II lets you attach your modem

to just about any phone, anywhere.

The securing band fastens the

coupler to the telephone handset.

Speaker: Place against the

mouthpiece of the telephone

handset.

Use the RJ-11 modular

connector to plug into

the LINE jack of the

modem.

The microphone is placed

against the earpiece of the

telephone handset.

Recognize any of these
situations?

• You wait more than 30

minutes to get through to a
vendor’s tech support.

• The so-called “tech” can’t

help you or gives you the
wrong answer.

• You don’t have a purchase

order number and the tech
refuses to help you.

• It’s 9 p. m. and you need help,

but your vendor’s tech
support line is closed.

According to a survey by Data

Communications magazine, 90%
of network managers surveyed
say that getting the technical
support they need is extremely
important when choosing a

vendor. But even though network
managers pay anywhere from 10
to 20% of their overall purchase
price for a basic service and
support contract, the technical
support and service they receive
falls far short of their
expectations—and certainly isn’t
worth what they paid.

At Black Box, we guarantee

the best value and the best
support. You can even consult our
Technical Support Experts before
you buy if you need help selecting
just the right component for your
application.

Don’t waste time and

money—call Black Box today.

Why Buy From Black Box? Exceptional
Value. Exceptional Tech Support. Period.

All manuals and user guides at all-guides.com

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