[Meizu M2 Note Questions & Answers] aaallleeennn:
Paste this at the end of your build.prop

#Bass audio props for Lolipop

tunnel.decode=false

lpa.use-stagefright=false

persist.sys.media.use-awesome=1

ro.audio.samplerate=48000

ro.audio.pcm.samplerate=48000

#Audio Tweaks

persist.audio.fluence.mode=endfire

persist.audio.hp=true

persist.audio.vr.enable=false

persist.audio.handset.mic=digital

persist.audio.lowlatency.rec=false

‪#Tweaks

af.resampler.quality=255

persist.af.resampler.quality=255

af.resample=52000

persist.af.resample=52000

‪#save battery by ramzah afandy

save_battery_system=80%

save_battery_usage=80%

power_saving_system_battery_saver=85%

power_battery_system_save_usage=85%

power_saving_battery_saver=6x

power_saving_battery_system=6x

power_saving_battery_system=90%

‪#system setting by ramzah afandy

save_battery=80%

ram_free=80%

boost_system_ram=80%

boost_internet_system=10x

Faster_internet_system=10x

Faster_battery_charger=3x

Faster_internet_system_3g=3x

system_smooth_lcd=150%

Faster_system_multitasking=6x

enable_kill_ads_system=100%

powerfull_boost_system=100%

powerfull_boost_internet=100%

powerfull_boost_memory_ram_free=100%

powerfull_boost_gpu_system=100%

powerfull_faster_charger=100%

Use_cpu_boost=100%

Use_gpu_boost=100%

Lock_ram_memory_free=70%

Free_system_ram_usage_running=70%

#scrolling

debug.performance.tuning=1

video.accelerate.hw=1

ro.telephony.call_ring.delay=0

ring.delay=0

debug.qc.hardware=true

debug.qctwa.statusbar=1

debug.qctwa.preservebuf=1

persist.sampling_profiler=0

hwui.render_dirty_regions=false

hwui.disable_vsync=true

persist.sys.shutdown.mode=hibernate

ro.config.hw_quickpoweron=true

dev.bootcomplete=0

#BATTERY TWEAKS

power.saving.mode=1

ro.ril.disable.power.collapse=0

pm.sleep_mode=1

ro.mot.eri.losalert.delay=1000

wifi.supplicant_scan_interval=240

ro.ril.fast.dormancy.rule=1

proximity_incall=enable

power_supply.wakeup=enable

ro.config.hw_power_saving=1

persist.sys.use_dithering=0

ro.vold.umsdirtyratio=20

ro.ril.power_collapse=1

persist.sys.use_16bpp_alpha=1

#AUMENTAR RENDIMIENTO

debug.fb.rgb565=0

debug.egl.profiler=1

ro.config.hw_menu_unlockscreen=false

debug.egl.hw=1

debug.enabletr=true

debug.overlayui.enable=1

debug.sf.hw=1

dev.pm.dyn_samplingrate=1

hw3d.force=1

ro.config.disable.hw_accel=false

ro.fb.mode=1

ro.sf.compbypass.enable=0

debug.composition.type=gpu

persist.sys.composition.type=gpu

#DISABLE GOOGLE USAGE DATA SENDING

ro.config.nocheckin=1

ro.kernel.android.checkjni=0

profiler.force_disable_err_rpt=1

profiler.force_disable_ulog=1

ro.config.htc.nocheckin=1

#SOPORTE IPV4 y IPV6

persist.telephony.support.ipv4=1

persist.telephony.support.ipv6=1

#MEJORA LA VELOCIDAD DE RED

net.tcp.buffersize.default=4096,87380,256960,4096, 16384,256960

net.tcp.buffersize.wifi=4096,87380,256960,4096,163 84,256960

net.tcp.buffersize.umts=4096,87380,256960,4096,163 84,256960

net.tcp.buffersize.gprs=4096,87380,256960,4096,163 84,256960

net.tcp.buffersize.edge=4096,87380,256960,4096,163 84,256960

net.tcp.buffersize.hspa=4096,87380,256960,4096,163 84,256960

net.tcp.buffersize.lte=524288,1048576,2097152,5242 88,1048576,2097152

net.tcp.buffersize.hspda=4096,87380,256960,4096,16 384,256960

net.tcp.buffersize.evdo_b=6144,87380,1048576,6144, 87380,1048576

#OPTIMIZA 3G

ro.ril.hep=1

ro.ril.enable.dtm=1

ro.ril.enable.a53=0

ro.ril.enable.3g.prefix=1

ro.ril.htcmaskw1.bitmask=4294967295

ro.ril.htcmaskw1=14449

ro.ril.enable.a52=1

ro.ril.set.mtu1472=1

persist.cust.tel.eons=1

ro.ril.enable.amr.wideband=1

ro.config.hw_fast_dormancy=1

persist.data_netmgrd_mtu=1482

persist.data_netmgrd_nint=8

ro.use_data_netmgrd=true

ro.ril.enable.dtm=1

ro.ril.def.agps.mode=2

ro.ril.def.agps.feature=1

ro.ril.enable.gea3=1

ro.ril.enable.fd.plmn.prefix=23402,23410,23411

#IMAGEN Y AUDIO

ro.media.enc.jpeg.quality=100%

#ro.media.dec.jpeg.memcap=8000000

ro.media.dec.jpeg.memcap=12000000

#ro.media.enc.hprof.vid.bps=8000000

ro.media.enc.hprof.vid.bps=12000000

ro.media.capture.maxres=20.7m

ro.media.panorama.defres=5248х3936

ro.media.panorama.frameres=2160x1080

ro.camcorder.videoModes=true

ro.media.enc.hprof.vid.fps=65

ro.media.dec.aud.wma.enabled=1

ro.media.dec.vid.wmv.enabled=1

ro.media.cam.preview.fps=0

ro.media.codec_priority_for_thumb=so

ro.ril.hsxpa=3

ro.ril.hsdpa.category=28

ro.ril.hsupa.category=7

ro.ril.gprsclass=34

ro.product.gpu.driver=1

ro.min_pointer_dur=8

ro.secure=0

#WIRELESS

net.ipv4.ip_no_pmtu_disc=0

net.ipv4.route.flush=1

net.ipv4.tcp_ecn=0

net.ipv4.tcp_fack=1

net.ipv4.tcp_mem=187000 187000 187000

net.ipv4.tcp_moderate_rcvbuf=1

net.ipv4.tcp_no_metrics_save=1

net.ipv4.tcp_rfc1337=1

net.ipv4.tcp_rmem=4096 39000 187000

net.ipv4.tcp_sack=1

net.ipv4.tcp_timestamps=1

net.ipv4.tcp_window_scaling=1

net.ipv4.tcp_wmem=4096 39000 18700

ro.sys.fw.mOomMinFree4=146880

ro.sys.fw.mOomMinFree5=215000

ro.sys.fw.mOomMinFree6=398048

# Internet Properties

persist.internet.support.ipv6=1

persist.internet.support.ipv4=1

persist.dns.support.ipv6=1

persist.dns.support.ipv4=1

persist.telephony.support.ipv6=1

persist.telephony.support.ipv4=1

persist.dhcp.support.ipv6=1

persist.dhcp.support.ipv4=1

persist.dnla.support.ipv6=1

persist.dnla.support.ipv4=1

persist.web.support.ipv6=1

persist.web.support.ipv4=1

persist.tcp.support.ipv6=1

persist.tcp.support.ipv4=1

persist.udp.support.ipv6=1

persist.udp.support.ipv4=1

persist.voip.support.ipv6=1

persist.voip.support.ipv4=1

persist.dns2.support.ipv6=1

persist.dns2.support.ipv4=1

persist.sys.dalvik.hyperthreading=true

persist.sys.scrollingcache=4

# GOOGLE DNS

net.dns1=8.8.8.8

net.dns2=8.8.4.4

net.rmnet0.dns1=8.8.8.8

net.rmnet0.dns2=8.8.4.4

net.ppp0.dns1=8.8.8.8

net.ppp0.dns2=8.8.4.4

net.wlan0.dns1=8.8.8.8

net.wlan0.dns2=8.8.4.4

net.eth0.dns1=8.8.8.8

net.eth0.dns2=8.8.4.4

net.gprs.dns1=8.8.8.8

net.gprs.dns2=8.8.4.4

#performance

debug.performance.tuning=1

ro.config.hw.security_volume=40

ro.config.swichPrimaryvolume=true

ro.config.hw_ascend_ringtone=false

ro.config.hw_music_dts=true

persist.speaker.prot.enable=false

#dalvik

dalvik.vm.heapminfree=36m

dalvik.vm.heapmaxfree=44m

dalvik.vm.heapstartsize=16m

dalvik.vm.heaptargetutilization=0.75