... and simple appearance, fit for use in office.2. Hands-free redial, hands-free dial or redial3. Key’s antifriction technic, The words on ... finish surface, The surface of phone and handset is processed by frost, the feel is good, easy to clean6. Lengthen Coil ... , lengthen to 2.5m, to avoid wind.7. Volume adjustable, hands-free/ring/handset volume have four levels can adjust.8. Caller ...