24 panels package consist of:
- 24 pcs  P2.91 Front Service HD LED Indoor panels with refresh rate7840HZ. Each panel size     500x500mm or 19x19 inches 
   (1000 x 500mm -12PANELS)
 - 1pc Wi-Fi Player with automatic adjustment and HDMi input. Cable connection available, fast publishing via mobile phone, iPhone,  Android phone.
- Power and network cables
Power Supply:UL certificated

      LED21hd Specifications:
Display

• Pixel Pitch: 0.14” (2.9mm)
• LED Configuration: 3-in-1 SMD2121 LED
• Pixel Density: 168 x 168; 
• Size: 19.5” x 19.5” x 3” (500mm x 500mm x 75mm)
• Module Quantity: 4
• Weight: 16 lbs. (5kg)

Mechanical

• Surface Flatness: Gaps<0.5mm

Optical

• Brightness: 1500NITS
• View Angle: Horizontal 140°/Vertical 140°
• Distance: 6ft. (2m)
• Gray Scale / Display Color: 14-bit 
• Brightness Adjustment: 0~100%, 100 Levels
• Processing: 14-bit

Power Supply

• Operation Power: 100~240V 50-60Hz
• Max. Power Consumption: 200W/per panel
• Ave. Power Consumption: 100W/per panel
• Connections Power/Data: Power-PowerCon In/Out; Data EtherCon In/Out
• Work from regular outlet - 110V

Control System

• Control Mode: NOVASAR Synchronous System with Control via DVI
• Frame Update Frequency: 50-60Hz
• Scan Mode: 1/12 Duty
• Refresh Rate:7840Hz 
• Support Input: Composite, S-Video, Component, VGA, DVI, HDMI, HD_SDI
• Control Distance: Ethernet Cable <100m or Fiber Optic>120m
• Support VGA Mode: 1024 x 768, 1280 x 1024, 1600 x 1200, 1920 x 1280
• Brightness Correction: Pixel, Module, Cabinet

Environmental

• Operating Temp / Humidity:  Fahrenheit: -4° + 104° (Celsius: -20° +40°) / 10-90% (No Condensation) 
• Operating Life / MTBF: 100,000 Hours / 5,000 Hours
• Protection Level:  (Front and Back)
• Out of Control Rate: <0.02%
• Listings: CE, FCC Class A

Note: Specifications subjecct to change without notice.