Document:

<PAGE>   1

                                                                   EXHIBIT 4.1

<TABLE>
<S>                               <C>                                                                             <C>
       COMMON STOCK                                                                                               COMMON STOCK

       BA   [NUMBER]                            BOBBY ALLISON WIRELESS CORPORATION                                    [SHARES]

                                        INCORPORATED UNDER THE LAWS OF THE STATE OF FLORIDA

THIS CERTIFIES THAT                                                                                              SEE REVERSE FOR
                                                                                                               CERTAIN DEFINITIONS

                                                                                                               CUSIP 096801 10 5

IS THE REGISTERED OWNER OF

                           FULLY-PAID AND NON-ASSESSABLE SHARES OF THE COMMON STOCK, $0.01 PAR VALUE, OF

                                                 BOBBY ALLISON WIRELESS CORPORATION

transferable on the books of the Corporation by the holder hereof in person or by duly authorized attorney upon surrender of this
Certificate properly endorsed.  This certificate is not valid until countersigned by the Transfer Agent and registered by the
Registrar.

        WITNESS the facsimile seal of the Corporation and the facsimile signatures of its duly authorized officers.

Dated:

                                                                                    /s/ Robert L. McGinnis

COUNTERSIGNED AND REGISTERED:                               [CORPORATE]     CHAIRMAN OF THE BOARD AND CHIEF EXECUTIVE OFFICER
     THE TRUST COMPANY OF STERNE, AGEE & LEACH, INC.          [SEAL]
                          TRANSFER AGENT AND REGISTRAR

By                                                                                  /s/ James L. Ralph
                                                                                        Secretary
                              Authorized Signature

</TABLE>
<PAGE>   2
         THE CORPORATION WILL FURNISH WITHOUT CHARGE TO EACH SHAREHOLDER WHO SO
REQUESTS, THE DESIGNATIONS, RELATIVE RIGHTS, PREFERENCES, AND LIMITATIONS
APPLICABLE TO EACH CLASS OF STOCK OF THE CORPORATION AND THE VARIATIONS IN
RIGHTS, PREFERENCES, AND LIMITATIONS DETERMINED FOR EACH SERIES (AND THE
AUTHORITY OF THE BOARD OF DIRECTORS TO DETERMINE VARIATIONS FOR FUTURE SERIES).
SUCH REQUEST MAY BE MADE TO THE CORPORATION AT ITS PRINCIPAL OFFICE.

        The following abbreviations, when used in the inscription on the face
of this certificate, shall be construed as though they were written out in full
according to applicable laws or regulations:

<TABLE>
        <S>                                                   <C>
        TEN COM -- as tenants in common                       UNIF GIFT MIN ACT -- _____________ Custodian ___________
        TEN ENT -- as tenants by the entireties                                       (Cust)                  (Minor)
        JT TEN  -- as joint tenants with right of                                  under Uniform Gifts to Minors
                   survivorship and not as tenants                                 Act __________________
                   in common                                                                 (State)
</TABLE>

     Additional abbreviations may also be used though not in the above list

For value received, __________________ hereby sell, assign and transfer unto

PLEASE INSERT SOCIAL SECURITY OR OTHER
   IDENTIFYING NUMBER OF ASSIGNEE
[                                    ]

_______________________________________________________________________________
(PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING ZIP CODE, OF ASSIGNEE)

_______________________________________________________________________________

_______________________________________________________________________________

________________________________________________________________________ Shares
of the Common Stock represented by the within Certificate, and do hereby
irrevocably constitute and appoint ___________________________________________,
Attorney to transfer the said stock on the books of the within-named
Corporation with full power of substitution in the premises.

Dated:

                                     Signature:

                                     _______________________________________
                                     Notice: The signature to this assignment
                                     must correspond with the name as written
                                     upon the face of the certificate in
                                     every particular, without alteration or
                                     enlargement or any change whatever.

                                     Signature(s) guaranteed:

                                     ________________________________________
                                     THE SIGNATURE(S) SHOULD BE GUARANTEED BY
                                     AN ELIGIBLE GUARANTOR INSTITUTION
                                     (BANKS, STOCKBROKERS, SAVINGS AND LOAN
                                     ASSOCIATIONS AND CREDIT UNIONS WITH
                                     MEMBERSHIP IN AN APPROVED SIGNATURE
                                     GUARANTEE MEDALLION PROGRAM), PURSUANT
                                     TO S.E.C. RULE 17Ad-15.<PAGE>   1

                                                                     EXHIBIT 4.5

<TABLE>
<CAPTION>
NUMBER                            INCORPORATED UNDER THE LAWS OF THE STATE OF FLORIDA                        SHARES
<S>                               <C>                                                                        <C>
 A0

                                         BOBBY ALLISON WIRELESS CORPORATION

                                           20 SHARES PAR VALUE $1.00 EACH                                      See Reverse for
                                      7.5% SERIES A CONVERTIBLE PREFERRED STOCK                              Certain Definitions

THIS IS TO CERTIFY THAT ____________________________________________ IS THE OWNER OF

____________________________________________________________________________________
FULLY PAID AND NON-ASSESSABLE SHARES OF 7.5% SERIES A CONVERTIBLE PREFERRED STOCK OF
                    BOBBY ALLISON WIRELESS CORPORATION

transferable on the books of the Corporation by the holder hereof in person or by
duly authorized Attorney upon surrender of this Certificate properly endorsed.
WITNESS, the seal of the Corporation and the signatures of its duly authorized officers.

DATED:

_______________________________________________                                  _______________________________________________
                            SECRETARY                                                                            CHAIRMAN
</TABLE>

<PAGE>   2
NOTICE: THE SIGNATURE TO THIS ASSIGNMENT MUST CORRESPOND WITH THE NAME AS
WRITTEN UPON THE FACE OF THE CERTIFICATE IN EVERY PARTICULAR WITHOUT ALTERATION
OR ENLARGEMENT OR ANY CHANGE WHATEVER.

        The following abbreviations, when used in the inscription on the face
of this certificate, shall be construed as though they were written out in full
according to applicable laws or regulations:

<TABLE>
        <S>                                             <C>
        TEN COM -- as tenants in common                 UNIF GIFT MIN ACT -- _____________ Custodian ___________
        TEN ENT -- as tenants by the entireties                                 (Cust)                  (Minor)
        JT TEN  -- as joint tenants with right of       under Uniform Gifts to Minors
                   survivorship and not as tenants      Act __________________
                   in common                                      (State)
</TABLE>

   Additional abbreviations may also be used though not in the above list

For value received, __________________ hereby sell, assign and transfer unto

PLEASE INSERT SOCIAL SECURITY OR OTHER
   IDENTIFYING NUMBER OF ASSIGNEE
[                                    ]

_______________________________________________________________________________
(PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS INCLUDING POSTAL ZIP CODE OF
ASSIGNEE)

_______________________________________________________________________________

_______________________________________________________________________________

________________________________________________________________________ shares
represented by the within Certificate, and do hereby irrevocably
constitute and appoint
_____________________________________________________________________, Attorney
to transfer the said Shares on the books of the within named
Corporation with full power of substitution in the premises.

Dated: _______________________________________
             In presence of

                                           ____________________________________

_____________________________________

The securities evidenced by this certificate have not been registered under the
United States Securities Act, as amended (the "Act"), or any state securities
laws, and may not be offered or sold, transferred, pledged, hypothecated or
otherwise disposed of except (i) pursuant to an effective registration
statement under the Act, (ii) to the extent applicable, Rule 144 under the Act
(or any similar rule under the Act relating to the disposition of securities) or
(iii) if any exemption from registration under such Act is available.<PAGE>   1
                                                                     EXHIBIT 4.6

<TABLE>
<S>                                         <C>                                                               <C>
NUMBER                                                                                                        SHARES
B0 [      ]                                 INCORPORATED UNDER THE LAWS OF THE STATE OF FLORIDA               [    ]

                                                    BOBBY ALLISON WIRELESS CORPORATION

                                                 50 SHARES PAR VALUE $1.00 EACH                                SEE REVERSE FOR
                                            7.5% SERIES B CONVERTIBLE PREFERRED STOCK                          CERTAIN DEFINITIONS

This is to Certify that ________ is the owner of

____________________________________________________________________________________________________________________________________

               FULLY PAID AND NON-ASSESSABLE SHARES OF 7.5% SERIES B CONVERTIBLE PREFERRED STOCK OF
                                          BOBBY ALLISON WIRELESS CORPORATION

transferable on the books of the Corporation by the holder hereof in person or by duly authorized Attorney upon surrender of this
Certificate properly endorsed. WITNESS, the seal of the Corporation and the signatures of its duly authorized officers.

DATED

-------------------------------------------------                                    ---------------------------------------------
              SECRETARY                                                                               CHAIRMAN
</TABLE>
<PAGE>   2
NOTICE: THE SIGNATURE TO THIS ASSIGNMENT MUST CORRESPOND WITH THE NAME AS
WRITTEN UPON THE FACE OF THE CERTIFICATE IN EVERY PARTICULAR WITHOUT ALTERATION
OR ENLARGEMENT OR ANY CHANGE WHATEVER.

         The following abbreviations, when used in the inscription on the face
of this certificate, shall be construed as though they were written out in full
according to applicable laws or regulations:

<TABLE>
<S>                                                                    <C>
TEN COM -- as tenants in common                                        UNIF GIFT MIN ACT -- _____________ Custodian ______________
TEN ENT -- as tenants by the entireties                                                        (Cust)                  (Minor)
JT TEN  -- as joint tenants with right of                                                   under Uniform Gifts to Minors
           survivorship and not as tenants                                                  Act __________________________________
           in common                                                                                      (State)
</TABLE>

    Additional abbreviations may also be used though not in the above list

For value received, _______________ hereby sell, assign and transfer unto

PLEASE INSERT SOCIAL SECURITY OR OTHER
   IDENTIFYING NUMBER OF ASSIGNEE
[                                    ]

_______________________________________________________________________________
(PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS INCLUDING POSTAL ZIP CODE OF
ASSIGNEE)

_______________________________________________________________________________

_______________________________________________________________________________

________________________________________________________________________ Shares
represented by the within Certificate, and do hereby irrevocably constitute
and appoint ________________________________________ Attorney to transfer the
said Shares on the books of the within named Corporation with full power of
substitution in the premises.

Dated: _____________________  ____
          In presence of              _______________________

__________________________________

The securities evidenced by this certificate have not been registered under the
United States Securities Act, as amended (the "Act"), or any state securities
laws, and may not be offered or sold, transferred, pledged, hypothecated or
otherwise disposed of except (i) pursuant to an effective registration
statement under the Act, (ii) to the extent applicable, Rule 144 under the Act
(or any similar rule under the Act relating to the disposition of securities)
or (iii) if any exemption from registration under such Act is available.

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