HP t5545 Thin Client. Processor clock speed: 1.024 GHz. Internal memory: 0.5 GB. Weight: 1.54 kg, Dimensions (W x D x H) with stand: 52 x 215.9 x 219.7 mm. Operating temperature range (T-T): 10 - 40 °C, Storage temperature range (T-T): -30 - 60 °C, Operating relative humidity range: 10 - 90 %. Certification: UL 60950-1, CSA 22.2 FCC Class B, CE Mark, VCCI