Dahua Technology LTV55-QSD400 139.7 cm (55") 4K Ultra HD Smart TV Wi-Fi Black 300 cd/m²

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Dahua Technology LTV55-QSD400. Display diagonal: 139.7 cm (55"), Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: QLED, Screen shape: Flat. Smart TV. Display brightness: 300 cd/m², Response time: 6 ms, Contrast ratio (typical): 1300:1, Native aspect ratio: 16:9. Digital signal format system: DVB-C, DVB-S, DVB-S2, DVB-T, DVB-T2. Wi-Fi, Ethernet LAN. Product colour: Black

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Daily Delivery: Dhaka city ৳80 (instant, in-stock items) · All over Bangladesh ৳140 (within 24 hours) · Global products within 48 hours

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Specs Icecat

Brand	Dahua Technology
Display diagonal	139.7 cm (55")
Display resolution	3840 x 2160 pixels
Product colour	Black
Operating system installed	Android TV
HD type	4K Ultra HD
Display technology	QLED
LED backlight	Yes
Screen shape	Flat
Native aspect ratio	16:9
Display brightness	300 cd/m²
Response time	6 ms
Native refresh rate	60 Hz
Contrast ratio (typical)	1300:1
Display number of colours	1.07 billion colours
Viewing angle, horizontal	178°
Viewing angle, vertical	178°
Display diagonal (metric)	139 cm
Colour gamut standard	Adobe RGB, DCI-P3, NTSC, sRGB
Tuner type	Analog & digital
Analog signal format system	PAL, SECAM
Digital signal format system	DVB-C, DVB-S, DVB-S2, DVB-T, DVB-T2
Number of tuners	2 tuner(s)
Smart TV	Yes
Internet TV	Yes
Operating system version	11
Built-in Chromecast	Yes
App distribution platform	Google Play
Video apps	YouTube, Netflix
Music apps	YouTube Music
Number of speakers	2
RMS rated power	16 W
Audio output channels	2.0 channels
Audio decoders	Dolby AC4, Dolby Digital, Dolby Digital Plus, Dolby MS12
Enhanced Audio Return Channel (eARC)	Yes
Wi-Fi	Yes
Bluetooth	Yes
Bluetooth version	5.1
Ethernet LAN	Yes
VESA mounting	Yes
Panel mounting interface	300 x 300 mm
Stand type	Legs stand
Stand colour	Black
Video formats supported	AV1, H.264, H.265, HEVC, MPEG, MPEG1, MPEG2, MPEG4, VC-1, VP8, VP9
Audio formats supported	AAC, AC3, HE-AAC, MPEG-1, MPEG-2
Image formats supported	BMP, GIF, JPEG, PNG, WEBP
Plug and Play	Yes
HDMI version	2.1
Audio Return Channel (ARC)	Yes
PC in (D-Sub)	No
Ethernet LAN (RJ-45) ports	1
USB 2.0 ports quantity	2
Composite video in	1
Audio (L/R) out	1
Common interface (CI)	Yes
HDMI ports quantity	2
Works with the Google Assistant	Yes
Power consumption (typical)	160 W
Power consumption (standby)	0.5 W
Energy efficiency class (SDR)	G
Energy efficiency class (HDR)	G

Specs Icecat (Open Icecat). Specifications are supplied by the manufacturer and provided as-is; please confirm details before ordering. Last verified 07 Nov 2026. Official product page ↗

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