This Mamba MK4 F722 Mini Reactor 44 stack from Diatone has an MPU6000 gyro, an OSD, a barometer as well as 6 UARTS.

The Reactor 44A ESC supports 4-6S voltage.

Specifications:

MK4 F722 MINI
MCU: 216MHz STM32F722
GYRO: MPU6000
OSD: AT 7456E
Blackbox: 16M Flash Memory
Uarts: 6Set
Receiver: TBS/SBUS/IBUS/DSM
I2C: Yes
F.Port: Yes
Buzzer Pad: Yes
Baro: Yes
CURR Pad: Yes
ESC Signal: 8 set
BEC 3.3V: 0.5V
BEC 5V: 2.5A
BEC 9V: 2A
MB LED: Yes
BF LED: Yes
Air unit port: Yes
VTX Switch: Yes
BEC Protection: Yes
Receiver protection: Yes
TVS Protection: Yes
Input: 6S Lipo
Software: Betaflight
Mounting: 20x20mm/M2
Size: 29×29.5×6.5mm
Weight: 6.0g

ESC Reactor 44
Input voltage: 4 ~ 6S Lipo (16.8V ~ 25.2V)
Continuous current: 44A × 4
Burst: 54A (10S)
BEC: NO
Target: BLHeli_32 MAMBA5_Reactor_44
Software: DSHOT300/600/1200/MAX2400 (FETTEC)
PWM: 24~128k
Mounting: 20x20mm, M2

Package includes:

1x MK4 F722 MINI FC
1x Reactor 44 ESC
5x Silicone damper M3
5x Silicone damper M2
5x M3 ESC insulation column
5x M2 ESC insulation column
1x 8pin single-ended cable for FC
2x 8pin cable
1x 6pin cable for air unit