MC60/20 Buffer size

IoT Modules GSM Module
1

I want to know following MC60/20 functionalities buffer size.
If i need to receive 32 KB data from any of these connections should i use alternative buffer to store my data?
1- UART1 Receive buffer size and Send buffer size
2- UART2(Debug) Receive and Send buffer size
3- Bluetooth SPP Receive and Send buffer size
4- Socket connections Receive and Send buffer size

Tanks

2

UP!!! Can anyone help me?
I want to know internal MC20 buffer sizes. (UART1, Socket, Bluetooth SPP -> Both read and write buffer size)