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On-Off SPKR button, with indicator
Emergency button, permanent programmable memory key(32 digital max)
Busy tone disconnecting automatically
Volume three step control, and stored
Hold button with indicator
Message waiting light-indicator for message and Ringer
Adopt the unique advanced Membrane Keypad
Last dialed number disappearing after a definite time
Multiple waterproof splash proof design
bathrookm phone
Bittel electronics co.,Ltd.
Bittel Electronics Co., including Guestroom phone, Bathroom phone,
