Funkwerk R4100 IP router. Data link protocols: D64S, D64S2, TS02, D64S2Y, Supported network protocols: X.25. Security algorithms supported: 3DES, AES, Blowfish, DES. Flash memory: 8 MB, Internal memory: 32 MB. Power requirements: 24 V, Maximum data transfer rate: 0.1 Gbit/s, Dimensions (WxDxH): 295 x 45 x 160 mm