Keychron B1 Pro Ultra-Slim Wireless Keyboard

Keychron B1 Pro is an ultra-slim wireless keyboard. It supports 2.4 GHz, Bluetooth, and a wired connection.

SPECIFICATION
Number of Keys: 77 (75%)
Number of Multimedia Keys: 12
Body Material: ABS
Keycap Material: ABS
Layout: ANSI
Polling Rate 1000 Hz (2.4 GHz & wired) / 90 Hz (Bluetooth)
Backlight: Non-Backlit
NKRO Support: No

CONNECTIVITY AND POWER
Battery: 800 mAh rechargeable li-polymer battery (Nominal Charge Current: 3.7V)
Wireless  Working Time: Up to 8 months
(Lab test result may vary by actual use)
Charging Time: Around 2.5 hours
Connection: 2.4 GHz / BT / Type-C Wired
Bluetooth version: 5.2
Bluetooth Device Name: Keychron B1 Pro
Compatible System: macOS, iOS, Windows, Android, Linux

PHYSICAL UNIT
Dimension: 296 x 130 mm (11.65 x 5.11″)
Weight: 425 g / 0.94 lbs
Height (front): 5.2 mm (0.2″)
Height (rear): 14.5 mm (0.57″)
Typing Angle: 3.2º
MCU: NRF52840-QIAA-R_AQFN73
Operating Environment: -10 to 50℃