RJ-4250WB

Specification

Printing

Printing technology Direct Thermal
Print resolution 203 dpi x 203 dpi
Print speed (Depends on the media used.) Maximum 5 ips (127 mm/s)*
Maximum print width 4.09 in. (104 mm)
Maximum print length 118.1 in. (3 m)
Minimum print length 0.5 in. (12.7 mm)

Size

Weight (including battery) Approximately 1.87 lb./850 g
Dimensions Approximately 6.02 (W) x 6.26 (D) x 2.67 (H) in. / 153 mm (W) x 159 mm (D) x 68 mm (H)

Interface

USB USB Ver. 2.0 (Full Speed) (mini-B)
Bluetooth Version 4.2
Supported profiles: SPP, OPP, HCRP, GATT
Supported protocol: iAP
Wireless LAN IEEE 802.11g/n (Wireless Direct)
IEEE 802.11a/b/g/n (Infrastructure Mode)
WPS 2.0

Environment

Operating temperature Operate:
The battery: -4°F to 131°F (-20°C to 55°C)
AC adapter: 14°F to 104°F (-10°C to 40°C)
Car adapter: 14°F to 122°F (-10°C to 50°C)
Charge:
32°F to 104°F (0°C to 40°C) (recommendable: 41°F to 95°F/5°C to 35°C)
If the internal temperature of the battery is out of this range, charging may stop.
Operating humidity 10% to 90% (No condensation, Maximum wet bulb temperature: 80.6°F/27°C)
Storage temperature -4°F to 140°F (-20°C to 60°C)
Storage humidity 10% to 90% (No condensation, Maximum wet bulb temperature: 113°F/ 45°C)

Power supply

Battery Rechargeable Li-ion battery: 7.2 V
Adapter (optional) AC adapter (15 V)
Car adapter (optional) Cigarette lighter car adapter (12 V (DC))
Maximum number of labels 10,000 labels *
Charging time 4 hours (when charging at 73.4°F (23°C) with the printer turned off, and using a new battery)

Media specification

Media type Receipt, Gap/Black mark Label, Tag
Media width 1.77 in. to 4.49 in. (45 mm to 114 mm)
Thickness Receipt: 2.3 mil to 3.5 mil (0.058 mm to 0.090 mm)
Tag: 3.5 mil to 5.3 mil (0.090 mm to 0.135 mm)
Label: 3.2 mil to 6.7 mil (0.080 mm to 0.170 mm)
Roll outside diameter (max) 2.28 in. (58 mm)
Core diameter (min) Receipt: 0.5 in. (12.7 mm)
Label: 1 in. (25.4 mm)
Media sensor Transmissive, Reflective
*Using Brother's print test data (7% coverage, 4 in. × 1.14 in. (102 × 29 mm)) at 73.4°F (23°C) when performing continuous printing using a USB connection with a new, fully-charged battery.