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Press Release

Sumitomo Electric Starts to Provide KDDI's "au-HIKARI" IPTV Services with 4K IP-Set Top Box

Products & Technologies

July 1, 2016
Sumitomo Electric Industries, Ltd.
*This press release was originally published in Japanese on June 27, 2016.

Sumitomo Electric Industries, Ltd. starts to supply a new 4K Android TVTM IP Set Top Box "STW2000" to KDDI for its "au-HIKARI" IPTV services from June 29, 2016.

STW2000 is a new IP set-top box (IP-STB) for KDDI CORPORATION's "au-HIKARI" IPTV services that enables 4K video on demand services in addition to the current multi-channel broadcasting services for the Gigabit EPON (Ethernet passive optical network)-based FTTH (fiber to the home) subscribers of KDDI. The STW2000 IP-STB incorporates IPTV tuners, and customers can enjoy watching live broadcasting and recording*1 different channel contents simultaneously. The STW2000 IP-STB also enables flexible customer experience of watching live contents as well as video recorded contents at multiple locations at home, combined with mobile gears such as smart phones and tablets in the home networking environment.

The STW2000 utilizes Google's Android TV platform, and customers can download movies, video, music, games, and a variety of life entertainment contents via TV sets and mobile devices.

4K IP-Set Top Box

4K IP-Set Top Box "STW2000"


Platform Android™ 5.1, Lollipop
Media Device Dual Core ARM 15, 12K DMIPS +GPU
Video Out Format Max:4K(3840 x 2160)*2, 60fps
Decode H.265/HEVC Main10 Profile*3
H.264/AVC High Profile, MPEG2 High Profile
Transcode H.264/AVC (2K) -> H.264/AVC (720p)
Video/Audio Output
HDMI2.0 /HDCP2.2*4 *5
Input Interface
HDMI1.4 /HDCP1.4
Expansion Interface USB3.0 x 2
Network Interface 10/100/1000Base-TX
Wireless Interface 2 x 2 MIMO (IEEE802.11ac/n only)
IEEE802.11a/n/ac (5GHz)*6,
IEEE802.11b/g/n (2.4GHz) Dual band non concurrent
Bluetooth 4.1 (BDR/EDR/BLE)
IPTV Tuner Triple Tuner
Remote Control Bluetooth Low Energy, IR for television
Microphone for voice search
Power Consumption Less than 18 W (Typical)
Weight About 400 g
Dimensions About W 168 mm x D 160 mm x H 30 mm

*1 Recording:
It needs to connect the External HDD (Sold separately) to STW2000 to use the recording function.

*2 4K (UltraHD 3840 x 2160 pixels):
Four times higher resolution than 2K (Full HD).

*3 HEVC(high efficiency video coding):
HEVC is known as H.265 (ISO/IEC 23008-2 HEVC). It enables data compressed double compared with the current technology (H.264).

*4 HDMI2.0:
Newest regulation of HDMI (high definition multimedia interface), and HDMI2.0 is mandatory for 4Kp60 video streaming.

*5 HDCP2.2:
Regulation of copyright protection to transmit 4K video streaming by HDMI

*6 IEEE802.11ac:
Regulation of wireless network expects max 866 Mbps throughput (theoretical value).

  • au-HIKARI is trademark or registered trademark of KDDI CORPORATION.
  • Google, Android and Android TV are trademarks of Google Inc.
  • HDMI is a trademark or registered trademark of HDMI Licensing, LLC in the United States and/or other countries.
  • Bluetooth is a trademark or registered trademark of Bluetooth SIG Inc. in the United States and/or other countries.
  • Other company names, product names, and service names mentioned are trademarks or registered trademarks of the respective companies.
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