JCG JHR-AC836M

abgn+ac (AC1200)
AC 1200M High Power Long Range Router
Homepage	Product page
3rd Party Firmware
dd-wrt	Status Unknown
OpenWrt	Status Unknown
Tomato any flavor	Incompatible
Platform
Brand • Model • Rev	JCG JHR-AC836M
FCC ID	2AJSTJHR-AC836M
Type	wireless router
CPU1	MediaTek MT7621AT
CPU1 Type	MIPS 1004Kc
CPU1 Speed	880 MHz ( 2 cores ) 16-bit
Flash1 Chip	Brand? Model?
Flash1 Size	16 MiB16,777,216 B <br />131,072 Kib <br />16,384 KiB <br />128 Mib <br />0.0156 GiB <br />
RAM1 Size	128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br />
RAM1 Chip	Nanya Model?
ETH chip1	MediaTek MT7621AT
Switch	MediaTek MT7621AT
Ethernet Port Count	1-100MbE-WAN 4-100MbE-LAN
Wired Standard	IEEE 802.3i/3u
802dot11 OUI: none specified
Expansion IF types	USB 2.0
USB ports	1
USB Hub Compatible	Untested
Other
Default IP address: 192.168.1.1 the IP 192.168.1.1 is used by 1326 additional devices of which 7 are JCG devices Default login user: admin Default login password: admin admin:admin credentials used by 1343 additional devices of which 8 are JCG devices
Manuf/OEM/ODM	Shenzhen Yichen Technology
Retail
FCC approval date	19 October 2016
ASIN	B01JREZZO0
Country of manuf	China
Radio 1
Chip1	MediaTek MT7603EN
Wireless interface OUI	none specified
Antenna Connector Type	none specified
MIMO status	2x2:2
Wireless Standard	IEEE 802.11b/g/n
N-QAM	up to 867 Mbps
802.11n	up to 300 Mbps
802.11g	up to 54 Mbps
802.11b	up to 11 Mbps
WiFi Operating Frequency	2.4 GHz
Radio 2
Chip1	MediaTek MT7612EN
Wireless interface OUI	none specified
Antenna Connector Type	none specified
MIMO status	2x2:2
Wireless Standard	IEEE 802.11a/n/ac
802.11ac	up to 867 Mbps
802.11n	up to 300 Mbps
802.11a	up to 54 Mbps
WiFi Operating Frequency	5 GHz
FCC ID Jetstream ERAC1900 2AJSTJHR-AC836M

For a list of all currently documented MediaTek chipsets with specifications, see MediaTek.

For a list of all currently documented JCG device with specifications, see JCG.

• 867 Mbps - 2SS 5GHz 802.11ac (80MHz chan.),

• 300 Mbps - 2SS 2.4GHz 802.11n (40MHz chan.) = AC1200 class

Overview

"JHR-AC836M V1.3" is silkscreened on the board in the FCC photos.

Family Model Letter document at the FCC says:

Model: JHR-AC836M, JHR-AC846M, JHR-AC856M, JHR-AC866M, JHR-AC876M, JHR-AC886M, JHR-AC860M, JHR-AC945M, JHR-AC946M

All the models are the same circuit and RF module, except the model names and colours

Chip IDs are not legible in the FCC photos. Some information derived from here.

Links of Interest

On the OpenWrt Wiki