[Sony Ericsson Xperia Mini, Mini Pro, Xperia Pro, A] sirkay:
here my build.prop

##### Merging of the /util/data/semc_kernel_time_stamp.prop file #####
ro.build.date=Mon Feb 20 13:22:51 2012
ro.build.date.utc=1329740571
ro.build.user=sirkay
ro.build.host=iPwnd

##### Final patch of properties #####
ro.build.product=ST18i
ro.build.description=LT18i-user 4.0.3 4.1.C.0.7 -H9_3w test-keys

ro.product.brand=SEMC
ro.product.name=ST18i_0000-0000
ro.product.device=ST18i
ro.build.tags=release-keys
ro.build.fingerprint=SEMC/ST18i_0000-0000/ST18i18i:4.0.3/4.1.C.0.7/-H9_3w:user/release-keys

ro.config.ringtone=sony_ericsson.ogg
ro.config.notification_sound=notification.ogg
ro.config.alarm_alert=alarm.ogg
ro.semc.content.number=PA3

################# Updating of the SW Version #################
ro.semc.version.fs_revision=4.1.C.0.7
ro.build.id=4.1.C.0.7
ro.build.display.id=Hybrid-ROM-v2

##### Values from product package metadata #####
ro.semc.product.model=R800i
ro.semc.ms_type_id=AAD-3880097-AV
ro.semc.version.fs=WORLD-i
ro.semc.product.name=Xperia Ray
ro.semc.product.device=ST18i
ro.product.model=ST18i

# begin build properties
# autogenerated by buildinfo.sh
ro.build.version.incremental=-H9_3w
ro.build.version.sdk=15
ro.build.version.codename=REL
ro.build.version.release=4.0.3
ro.build.type=user
ro.product.board=
ro.product.cpu.abi=armeabi-v7a
ro.product.cpu.abi2=armeabi
ro.product.manufacturer=Sony Ericsson
ro.product.locale.language=en
ro.product.locale.region=US
ro.wifi.channels=13
ro.board.platform=msm7x30
# ro.build.product is obsolete; use ro.product.device
# Do not try to parse ro.build.description or .fingerprint
ro.build.characteristics=default
# end build properties
#
# system.prop for urushi
#

# Notify the system that the RIL only signals once
ro.telephony.call_ring.multiple=false

rild.libpath=/system/lib/libril-qc-1.so
rild.libargs=-d /dev/smd0
persist.rild.nitz_plmn=
persist.rild.nitz_long_ons_0=
persist.rild.nitz_long_ons_1=
persist.rild.nitz_long_ons_2=
persist.rild.nitz_long_ons_3=
persist.rild.nitz_short_ons_0=
persist.rild.nitz_short_ons_1=
persist.rild.nitz_short_ons_2=
persist.rild.nitz_short_ons_3=
DEVICE_PROVISIONED=1

wifi.interface = wlan0
ro.semc.wifi.hostapd=1

ro.semc.timescape_keys=Sony_Ericsson_Xperia

ro.semc.sols.product-code=95
ro.semc.sols.company-code=5
persist.ro.ril.sms_sync_sending=1
ro.use_data_netmgrd=true

# Disable strict mode checking
persist.android.strictmode=0

# Constant values for Battery test in Service menu
ro.semc.batt.capacity=1500
ro.semc.batt.test.z_threshold=50
ro.semc.batt.test.min_level=70

ro.service.swiqi.supported=true
persist.service.swiqi.enable=1

#Default values/Locales for the hiding languages feature
ro.product.locale.excluded=ar_EG ar_IL fa_IR iw_IL

#
# ADDITIONAL_BUILD_PROPERTIES
#
ro.product-res-path=framework/SemcGenericUxpRes.apk
ro.setupwizard.mode=DISABLED
ro.com.google.clientidbase=android-sonyericsson
drm.service.enabled=true
keyguard.no_require_sim=true
ro.com.android.dateformat=MM-dd-yyyy
ro.com.android.dataroaming=false
ro.ril.hsxpa=2
ro.ril.gprsclass=10
ro.semc.xloud.supported=true
dalvik.vm.heapstartsize=5m
dalvik.vm.heapgrowthlimit=48m
dalvik.vm.heapsize=64m
ro.sf.lcd_density=240
ro.usb.pid_suffix=14F
dalvik.vm.dexopt-flags=m=y
net.bt.name=Android
dalvik.vm.stack-trace-file=/data/anr/traces.txt
ro.drm.active.num=4
ro.drm.active.0=semc,1
ro.drm.active.1=cmla,0
ro.drm.active.2=viaccess,0
ro.drm.active.3=marlin,1

persist.rildenabled=1
persist.wifienabled=1
persist.btenabled=1

#Network Tweaks
net.tcp.buffersize.default=6144,87380,1048576,6144,87380,1048576
net.tcp.buffersize.wifi=87380,1048576,2097152,87380,1048576,2097152
net.tcp.buffersize.lte=87380,524288,1048576,87380,524288,1048576
net.tcp.buffersize.hsdpa=6144,87380,1048576,6144,87380,1048576
net.tcp.buffersize.evdo_b=6144,87380,1048576,6144,87380,1048576
net.tcp.buffersize.umts=6144,87380,1048576,6144,87380,1048576
net.tcp.buffersize.gprs=6144,87380,1048576,6144,87380,1048576
net.tcp.buffersize.edge=6144,87380,524288,6144,16384,262144
net.tcp.buffersize.hspa=6144,87380,524288,6144,16384,262144

#
# Extra
#
ro.HOME_APP_ADJ=1
ro.ril.disable.collapse=0
Debug.performance.tuning=1
ro.opengles.version=131072
pm.sleep_mode=1
ro.kernel.android.checkjni=0
debug.sf.hw=1
video.accelerate.hw=1
persist.chargemon.active=1
windowsmgr.max_events_per_sec=150
debug.enabletr=true
debug.qctwa.statusbar=1
debug.qctwa.preservebuf=1
com.qc.hardware=true
ro.max.fling_velocity=4000
ro.mot.eri.losalert.delay=1000
mot.proximity.delay=25
ro.lge.proximity.delay=25

net.dns1=8.8.8.8
net.dns2=8.8.4.4
ro.config.nocheckin=1
ro.ril.hep=1
ro.ril.enable.dtm=1
ro.ril.hsdpa.category=10
ro.ril.hsupa.category=6
ro.telephony.default_network=0

#net.tcp.buffersize.default=4096,87380,256960,4096,16384,256960
#net.tcp.buffersize.wifi=4096,87380,256960,4096,16384,256960
#net.tcp.buffersize.umts=4096,87380,256960,4096,16384,256960
#net.tcp.buffersize.gprs=4096,87380,256960,4096,16384,256960
#net.tcp.buffersize.edge=4096,87380,256960,4096,16384,256960

media.stagefright.enable-player=true
media.stagefright.enable-meta=true
media.stagefright.enable-scan=true
media.stagefright.enable-http=true
media.stagefright.enable-record=false
ro.media.dec.jpeg.memcap=8000000
ro.media.enc.hprof.vid.bps=8000000
ro.media.enc.jpeg.quality=100

ro.media.capture.maxres=8m
ro.media.capture.fast.fps=4
ro.media.capture.slow.fps=120
ro.media.capture.flash=led
ro.media.capture.torchIntensity=40
ro.media.panorama.defres=3264x1840
ro.media.panorama.frameres=1280x720
ro.camcorder.videoModes=true
wifi.supplicant_scan_interval=150
dalvik.vm.execution-mode=int:jit
dalvik.vm.checkjni=false
ro.opengles.version=131072
ro.compcache.default=0