BT 900 manual Technical specification, Dect/Gap

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Technical specification

Standard	DECT/GAP

Number of channels	120 duplex channels

Radio frequency range	1880 MHz to 1900 MHz

Duplex method	Time-division multiplexing. 10 ms frame length

Channel spacing	1728 kHz

Bit rate	1152 kbit/s

Modulation	GFSK

Voice coding	32 kbit/s

Transmitted power	10 mW, average output per channel

Range	up to 300 metres outdoors (uninterrupted line
	of sight)
	up to 50 metres in buildings

Power supply	Base station 230 V/50 Hz (AC adaptor)

Power consumption base station	3.9 VA

Operating time, mobile unit	Standby: up to 60 hours
(with fully charged battery)	Phone in use: Up to 6 hours

Permitted ambient conditions	0°C to 40°C
for operation (maximum)	20% to 75% rel. humidity

Permitted storage temperature	–10°C to +60°C

Signalling method	DTMF

Signal key function	Earth Recall/Timed Break Recall

Base station dimensions	150mm x 105mm x 120mm (L x W x H)

Telephone unit dimensions	180mm x 60mm x 35mm (L x W x H)

Weight	Base station: 250g
	Handset: 200g (with battery)

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Contents Digital cordless telephone featuring Dect SynergyDate of purchase Place of purchase Serial number I E N D S F a M Menu optionsAt a glance See page 10 This guide Building up a phone system Dect0845 650 20 Connect the power cable Install the rechargeable battery in the handsetTo plan the location of the base station Charge the handset battery for at least 16 hours Connect the telephone line cord Making and receiving calls Using your SynergyTo redial the last number Using the quickdial memory You can display the number before dialling Optional settings SET UPSecurity PIN Ring VOL MelodiesThis will reset Unchanged Emergency Additional featuresKeypad guard OLD PIN - - . default Using Select Services Call WaitingCall Diversion Press the button twice, display shows Friends and Family Three Way CallingEditing select service numbers Using additional handsets Remove Making intercom calls While on the external call, press If the other handset does not answer TransferOperating with additional base Synergy base stations at home and at the office Recall Connecting to a switchboardIf you have to return your Synergy MaintenanceService GeneralLCD Displays HelpNo dial tone Connection to the BT telephone network Technical informationDECT/GAP Technical specificationDect IndexPage Offices in Europe, North America, Japan and Asia Pacific