diff --git a/brcm/BCM4334B0.hcd b/brcm/BCM4334B0.hcd
index 5bffb03..d6dcfe8 100644
Binary files a/brcm/BCM4334B0.hcd and b/brcm/BCM4334B0.hcd differ
diff --git a/brcm/brcmfmac4334-sdio.bin b/brcm/brcmfmac4334-sdio.bin
index f89c599..76a1453 100644
Binary files a/brcm/brcmfmac4334-sdio.bin and b/brcm/brcmfmac4334-sdio.bin differ
diff --git a/brcm/brcmfmac4334-sdio.rockchip,rk3318-box.txt b/brcm/brcmfmac4334-sdio.rockchip,rk3318-box.txt
index 8cf91ce..6aea413 100644
--- a/brcm/brcmfmac4334-sdio.rockchip,rk3318-box.txt
+++ b/brcm/brcmfmac4334-sdio.rockchip,rk3318-box.txt
@@ -2,10 +2,10 @@
 # original nvram found in Android sources with name nvram_HS2734A.txt
 # substituted with a new version downloaded from:
 # https://raw.githubusercontent.com/KashaMalaga/proprietary_vendor_samsung/jellybean/n7100/proprietary/system/etc/wifi/nvram_mfg.txt_murata
-# with much improved performance
-
-#120726 Nvram VM Version 47
+# with much improved performance.
+# update 2: modified again using a newer version that comes into vendor partition of a rk3228 tv box
 
+####modify by Broadcom Jerry-nvram_v1.0#####
 manfid=0x2d0
 prodid=0x05c1
 vendid=0x14e4
@@ -13,16 +13,14 @@ devid=0x4380
 boardtype=0x05de
 boardrev=0x1200
 boardnum=22
-macaddr=00:90:4c:c5:12:38
+macaddr=4c:90:4c:c5:12:38
 sromrev=3
 boardflags=0x10081a01
 xtalfreq=37400
 nocrc=1
 ag0=252
 aa2g=1
-ccode=ALL
-
-#Power Cal
+ccode=HK
 pa0itssit=0x20
 pa0b0=0x15a3
 pa0b1=0xfd30
@@ -52,52 +50,40 @@ tssifloor5gh=26
 PwrOffset40mhz2g=4 
 PwrOffset40mhz5g=-10
 rxpo5g=0
-
-#2.4GHz Power
-maxp2ga0=0x4a
-ofdm2gpo=0x55555555
-mcs2gpo0=0x7777
-mcs2gpo1=0x7777
-mcs2gpo2=0x7777
-mcs2gpo3=0x7777
-
-#5GHz Power
-maxp5gla0=0x48
-ofdm2gpo=0x44444444
-mcs2gpo0=0x6666
-mcs2gpo1=0x6666
-mcs2gpo2=0x6666
-mcs2gpo3=0x6666
-maxp5ga0=0x4a
-ofdm5gpo=0x44444444
+maxp2ga0=0x52
+ofdm2gpo=0xaaaaaaa2
+mcs2gpo0=0xdddd
+mcs2gpo1=0xdddd
+mcs2gpo2=0xdddd
+mcs2gpo3=0xdddd
+maxp5ga0=0x50
+maxp5gla0=0x49
+maxp5gha0=0x54
+ofdm5gpo=0x44444441
+ofdm5glpo=0x66666663
+ofdm5ghpo=0x55555552
 mcs5gpo0=0x6666
 mcs5gpo1=0x6666
-mcs5gpo2=0x6666
-mcs5gpo3=0x6666
-maxp5gha0=0x48
-ofdm5ghpo=0x44444444
+mcs5glpo0=0x8888
+mcs5glpo1=0x8888
 mcs5ghpo0=0x6666
 mcs5ghpo1=0x6666
+mcs5gpo2=0x6666
+mcs5gpo3=0x6666
+mcs5glpo2=0x8888
+mcs5glpo3=0x8888
 mcs5ghpo2=0x6666
 mcs5ghpo3=0x6666
-
 pagc2g=0x10
-
-#switch
 swctrlmap_2g=0x00010001,0x00420002,0x00020002,0x044202,0x1ff
 swctrlmap_5g=0x00080008,0x00300010,0x00100010,0x044202,0x238
 elna_off_gain_idx_2g=27
 triso2g=4
 triso5g=5
-
-#for oob
 muxenab=0x10
-
 dacrate2xen=1
 txalpfbyp=1
 txalpfpu=1
-#sd_gpout=0
-#sd_oobonly=1
 dacpu.fab.4=1
 aci_detect_en_2g=1
 gain_settle_dly_2g=4
@@ -112,7 +98,7 @@ noise_cal_high_gain_5g=73
 noise_cal_nf_substract_val_5g=346
 ofdmdigfilttype2g=3
 ofdmdigfilttype5g=0
-ofdm40digfilttype=8
+ofdm40digfilttype=5
 cckdigfilttype=24
 iqlocalidx5g=55
 dlocalidx5g=75
@@ -123,16 +109,7 @@ txiqlopapu2g=0
 dlorange_lowlimit=5
 loflag=1
 gmgc2g=224
-
-#for RSSI return with pkteng_stats in MFG Nvram only
-rssicorrnorm=0
-rssicorratten=0
-rssicorrnorm5g=3,4,4
-rssicorratten5g=3,4,4
-
 triso2g.fab.4=6
-
-#for Co-Ex
 btc_params80=0
 btc_params6=10
 btc_params95=53