Blackberry RIM 950 - Manual (Page 134)

RIM Wireless Handheld — User’s Guide
Specifications 134
Power
Temperature
Radio specifications
Ports: RS-232 compatible serial port at
operating speeds up to 115, 200 baud
• Input low -25V to +0.6V; input high
+2.4V to +25V
• Maximum data rate 115, 200 baud
• Port impedance 5k
Ω
nominal input,
300
Ω
minimum impedance output
Battery: One replaceable AA alkaline cell and
one internal, rechargeable Lithium Ion
cell
Power Supply: Internal, rechargeable Lithium Ion cell
Operating: -10
°
C to +60
°
C
Storage: -40
°
C to +70
°
C
Relative Humidity: 5-95% Non-condensing
Network Support 900 MHz Mobitex networks
Interface Protocols: MASC (Mobitex Asynchronous
Communications) protocol