... Change, 16 Ports Gateway, 16 Port Gateway, 16 GoIP Gateway GSM Quadband, IMEI Change Dinstar 16 Port GSM VoIP Gateway with IMEI Change, 16 ... Ports Gateway, 16 Port Gateway, 16 GoIP ... (L*W*H, mm)440*380*44.5Weight (unit: kg)4.2Operating temperature (unit: C)0-40Storage temperature (unit: C)-20 ...