maximize wireless performance with gaoke self-developed and launched surat series fixed wireless terminal (fwt). take advantage of the established worldwide availability of cdma systems for all of customers? communications requirements, including digital voice, analog fax (optional), which can provide access to home, office or any remote location where phone service is needed and gsm/cdma wireless networks are available. at the same time, fwt can provide polarity reversal signal to connect meter for charge, so it can act as wireless payphone. s1801y technical index cdma: cdma2000 1x, backforward compatible is-95a frequency range: 869mhz ~ 894mhz sensitivity: -105dbm transmitter frequency: 824mhz ~ 849mhz frequency stability: ± 300hz output power: max 0.2w; min 10nw (-50dbm) data port: support 153kbps cdma 1x ring fre.: 25hz±3hz sine wave feed power: on-hook 65v dial tone fre.: 450±20hz s1804g/s1804c fwt .. 4 phone+ 4 wireless, max connect to 16 lines .. save 20000 pcs. call list when power cut .. connect to pc through serial port to charge, statistics, manage and call list print .. sms nms .. dimension: 482.6*33*250mm, 19”, rack or wall mounted .. ac 220v .. average consumption≤20w, max consumption≤40w .. environment temp.: -10℃ ~ 50℃