Brother MFC-440CN - Manual (Page 182)

170
Digital Cordless Handset (MFC-845CW only)
D
Cordless handset (BCL-D20)
D
Battery
D
Frequency 1.9 GHz
Standard DECT™
Multi Handset Capability Up to 4 handsets
Dimensions
Weight (including battery) 149 g (5.26 oz)
LCD (liquid crystal display) 16-Digit, 3-Line (+1-Line for Pict), Backlit (Orange)
Charge Indicator
Yes (LED)
Full Charge Time 12 hours
While in Use (TALK) 10 hours
While Not in Use (Standby) 200 hours
Type BCL-BT20
Rating Ni-MH 3.6 V 730 mAh
154 mm
(6.06 in.)
31.6 mm
(1.24 in.)
49.6 mm
(1.95 in.)