As of November 2015, small business phone systems with a rating of at least 3 1/2 out of five stars on Amazon.com include the XBlue X16, AT&T SynJ and VTech CM18445. The AT&T 1070, 1040, and 1080 are similarly rated on Staples.com.
The XBlue X16 small office phone system has received five out of five stars on Amazon.com from six reviewers. It costs $125.99 and includes a blue back light, call waiting, caller ID, call logs, a personal phone book and intercom calling.
The AT&T 1070 has received four out of five stars on Staples.com from 77 reviewers. It costs $139.99 and includes four-line operation, call waiting, caller ID, three-way conferencing capabilities and is cross-compatible with the AT&T 1040 and 1080 stations.