AT Commands
AT Check if the command terminal work normally
AT+RESET Software reboot
AT+VERSION Get firmware, bluetooth, HCI and LMP version
AT+HELP List all the commands
AT+NAME Get/Set local device name
AT+PIN Get/Set pin code for pairing
AT+BAUD Get/Set baud rate
AT+CLEAR Remove the remembered remote address
AT+LADDR Get local bluetooth address
AT+RNAME Get remote device name
AT+DEFAULT Restore factory default
AT+CMODE Get/Set connection mode
AT+BIND Get/Set bind bluetooth address
AT+COD Get/Set local class of device
AT+IAC Get/Set inquiry access code
AT+ROLE Get/Set master or slave mode
AT+STATE Get current state
AT+SENM Get/Set security and encryption mode
AT+IPSCAN Get/Set page and inquiry scan parameters
AT+SNIFF Get/Set sniff power table parameters
AT+LOWPOWER Start/Stop low power mode
AT+UARTMODE Get/Set uart stop bits and parity
AT+ENABLEIND Enable/Disable Indication print
AT+LSP List Paired Device List
AT+RESETPDL Reset Paired Device List
AT+REMOVEPDL Remove one entry from Paired Device List
AT+SUPERVISION Get/Set supervision timeout
(M)AT+AUTOINQ Start/Stop auto inquiry
(M)AT+AUTOCONN Start/Stop auto connection
(M)AT+INQM Get/Set inquiry parameters
(M)AT+INQ Start inquiry
(M)AT+INQC Cancel ongoing inquiry
(M)AT+CONNECT Connect to a remote device by BD address
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Note: (M) = The command support master mode only, other commands
support both master and slave mode.
http://www.bolutek.cn/Products_info.asp?id=278
If you think your bolutek module have some bugs you can reprogram it.
Here is good old linvor and hc05 firmware for bolutek or other bt modules with 26 mHz chrystal.
you have presented a very concise review of Bolutek
VastaaPoistaBluetooth module