Ajazz AK820 75% Wired Gasket Mechanical Gaming Keyboard with Volume Knob - South Facing LED - PBT Keycaps - Programmable RGB Hot Swap Keyboard vs NRF52840-DK EVAL Board for NRF52840 nRF52840 - Transceiver; 802.15.4 (Thread, Zigbee®), ANT, Bluetooth® 5.x (BLE) 2.4GHz Evaluation Board
Side-by-side comparison based on Reddit community data

#6 in Mechanical Keyboards
Ajazz
Ajazz AK820 75% Wired Gasket Mechanical Gaming Keyboard with Volume Knob - South Facing LED - PBT Keycaps - Programmable RGB Hot Swap Keyboard
$39.68
100/100Excellent
100% positive0% neutral0% negative
Pros
- +Has double shot pbt
- +Good font legends
- +Correct switches
“I got one from ajazz distributor, and saw other youtuber who reviewed it, we all got the regular version instead. ... none of the problems he mentioned is on the regular version too though.”

#9 in Mechanical Keyboards
Nordic Semiconductor
NRF52840-DK EVAL Board for NRF52840 nRF52840 - Transceiver; 802.15.4 (Thread, Zigbee®), ANT, Bluetooth® 5.x (BLE) 2.4GHz Evaluation Board
$97.60
100/100Excellent
100% positive0% neutral0% negative
“use an NRF52840 Bluetooth with ZMK as the MCU.”