Siemens Gigaset SL400H is one of the finest designer phones equipped with modern technology. The device has a compact size, looks modern and expensive. Body and buttons of Siemens Gigaset SL400H are made of metal, are nicely lit up and give a stylish look. The large color display is not only safe for the eyes, but also very functional.
SysMaster Corporation is the largest VoIP billing and call routing solution company in the world with the most VoIP business platform installations. Utilizing SysMaster equipment providers deliver high-quality calling solutions for more than 100 million c