[Unit]
Description=Bluetooth RTL8723BS
After=bluetooth.target

[Service]
Type=forking
ExecStartPre=/usr/sbin/rfkill unblock all
ExecStart=/usr/bin/rtk_hciattach -n -s 115200 /dev/ttyS1 rtk_h5
TimeoutSec=0
RemainAfterExit=yes
SysVStartPriority=99

[Install]
WantedBy=multi-user.target