PX748-4K - 4K Projetor UHD com 4000 lúmens, 240Hz, 4.2ms for Home Theater and Gaming (Refurbished)
Product Overview


True 4K Clarity with HDR and HLG Support
Immerse yourself in true 4K resolution. With HDR and HLG support, this projector creates dynamic images that bring out the best in both dark and light scenes.


Imagens brilhantes em qualquer ambiente
Packed with 4,000 ANSI lumens and a high contrast ratio, this projector is guaranteed to produce bright images in nearly any environment – even in rooms with high ambient light.


Streaming em tela grande via USB-C
Project content directly from your phone, laptop or tablet while also simultaneously charging these devices . You can even play Nintendo® Switch games on the big screen via direct connection without the dock.*


Atraso de entrada ultrabaixo e taxa de atualização de 240Hz
Este projetor possui um 4. Atraso de entrada 2ms com resolução de 1080p e taxa de atualização de 240Hz. Isso significa que você pode desfrutar de jogos de ação rápida na tela grande como nunca antes.
Instalação flexível
With warping, auto-keystoning and 1.3x zoom, this projector adapts easily to its environment. Setup has never been easier.
Controle de tela motorizada
With an integrated 12v trigger output, this projector can be connected to a motorized projection screen via a 12v cable. The screen will automatically lower when the projector is powered on, and automatically be raised when the projector is powered off.
Paz de espírito
ViewSonic offers one of the industry's best overall projector warranties with 3-year limited parts and labor, 1-year lamp, and first year free Express Exchange® service* for an added value worth up to $150**.
*One year Express Exchange® Service requires product registration. **Up to $150 added value over competitive models with 1-year warranty and based on extended warranties from manufacturers and not third party warranty providers.


Make Use Of Review
“Movie nights and afternoon matinees are perfect with the ViewSonic PX748-4K projector. With 4,000 lúmens ANSI, movies look pristine even on the sunniest afternoons. It also has HDR support and delivers captivating cinematic visuals. Additionally, its compact dimensions and lightweight design make transportation to and from the yard hassle-free.”
- Tamanho da tela: 30 - 300 pol. / 0.76 - 7.62 minutos
- Throw Distance: 0.75m~9.76minutos (100"@2.50m)
- Throw Ratio: 1.13-1.47
- Lens: 1.3x zoom óptico
- Light Source (watt): 240
- Light Source Life, Normal (hours): 4000
- Light Source Life, Dynamic Eco-Mode (hours): 20000
- Color Depth: 1.07Cor B (R/G/B 10bits)
- Input Lag: 37ms
- Display Resolution: 4K (3840x2160)
- Light Source: Lâmpada DLP
- Display Resolution: 3840 x 2160
- Brightness (Lumens): 4,000 ANSI
- Dynamic Contrast Ratio: 12,000:1
- Aspect Ratio: 16:9
- Keystone: Vertical (+/- 40º) / Horizontal (+/- 40º)
- Frequency Horizontal: 15K-129KHz
- Frequency Vertical: 23-240Hz
- PC Resolution (max): 3840 x 2160
- Mac® Resolution (max): 3840 x 2160
- USB 2.0 Type A: 1
- USB 3.1 Type C: 1
- Ethernet LAN (RJ45): 1
- 3.5mm 12V Trigger: 1
- 3.5mm Audio Out: 1
- Control (RS232): 1
- HDMI 2.0 (with HDCP 2.2): 2
- Internal Speakers: 10W (x1)
- Voltage: 100-240V+/- 10%, 50/60Hz AC
- Consumption (typical): 310W
- Stand-by: <0.5W
- Physical Controls: alimentação, keystone/arrow keys, left/blank, menu/exit, right/panel key lock, mode/enter, auto, source
- On Screen Display: Exibição, imagem, Gerenciamento de energia, Básico, Avançado, Sistema, Information (See user guide for full OSD functionality)
- Temperature: 32-104ºF (0 - 40ºC)
- Humidity (non-condensing): 0-90%
- Kensington Lock Slot: 1
- Net (lbs): 6.2
- Gross (lbs): 8.8
- Net (kg): 2.8
- Gross (kg): 4.0
- Packaging (in.): 16.3 x 6.6 x 11.7
- Physical (in.): 12.2 x 8.7 x 4.3
- Packaging (mm): 415.0 x 168.0 x 297.0
- Physical (mm): 312.0 x 222.0 x 108.0
- Regulations: FCC, cTUVus, ROHS
- Package Contents: Projetor, power cable, remote control, USB-C Cable, Guia de início rápido
- Warranty: *Refurbished. 30-day DOA policy for full refund, with a 90-day repair warranty on parts and labor.
- Recycle/Disposal: Please dispose of in accordance with local, state or federal laws.
- Product Sku Group Label: 4K UHD, 4000 lúmens
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Guia do usuário
- PX748-4K User Guide (Bahasa Indonesia)
- PX748-4K User Guide (Deutsch)
- Guia do usuário PX748-4K (inglês)
- PX748-4K User Guide (Español )
- PX748-4K User Guide (Français)
- PX748-4K User Guide (Italiano)
- PX748-4K User Guide (Polski)
- PX748-4K User Guide (Português)
- PX748-4K User Guide (Suomi)
- PX748-4K User Guide (Svenska)
- PX748-4K User Guide (Tiếng Việt)
- PX748-4K User Guide (Türkçe)
- PX748-4K User Guide (Česky)
- PX748-4K User Guide (Русский)
- PX748-4K User Guide (ภาษาไทย)
- PX748-4K User Guide (日本語)
- PX748-4K User Guide (简体中文)
- PX748-4K User Guide (繁體中文)
- PX748-4K User Guide (한국어)
- PX748-4K User Guide (ﺍﻟﻌﺭﺑﻳﺔ)
- RS-232/LAN Control Protocol Specification
- RS-232/LAN Control Protocol Specification V1.5
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Guia de início rápido
- PX748-4K Quick Start Guide
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Driver e software
- PX748-4K_3D_desenho(stp)
- vColorTuner
- Guia do usuário do vColorTuner


- Painel de controle
- Pé de elevação
- Anel de Zoom/Foco
- Sensor remoto IR
- Lente de projeção
- USB tipo-C
- HDMI 2.0 (x2)
- Saída de áudio
- Entrada AC
- USB 2.0 Tipo A
- LAN
- Ranhura de bloqueio Kensington®
- 2Saída de disparo V
- RS232 In
Formulário de login e registro