Output: 48V / 0.38A 48W Power. For CISCO IP PHONE 7811, 7821, 7841, 7861, 7902G, 7905, 7905G, 7906G, 7910, 7910+SW, 7910G, 7910G+SW, 7911G, 7914, 7920, 7940, 7940G, 7941G-GE, 7960, 7960G, 7961G, 7961G-GE, 7970G, 7971G-GE, 7985G, 7985G NTSC, 7985G PAL.