Amazon.com : Siemens Business Comm. ES5040 Corded Phone with Proximity Sensor (GIGASET-ES5040) : Office Products
Amazon.com : Gigaset C530 IP – Cordless VoIP Phone with Large TFT Color Display, Made in Germany, Phone for Small Businesses, Offices or Home, Supports Landline and IP (Black, Pack of 1) :
Amazon.com: Cameron Sino 600mAh/2.16Wh Replacement Battery for Siemens Gigaset A1 : Cell Phones & Accessories
Gigaset E560A Duo – Two Cordless Phones, Made in Germany - SOS-Function, Answering Machine, 2 Handsets, Extra Large Keys and Loud Volume (Platinum, Pack of 2)