E3 Entry-Level Car Stereo

Advanced automotive mainboard with Rockchip processor and enhanced connectivity

L814-B2 Mainboard
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Rockchip RK3326-S Quad-core

2GB RAM + 32GB/64GB Storage

Dual-band Wi-Fi & BT 5.4

Wireless CarPlay & Android Auto

Product Specifications
Hardware Specifications
Product Model E3 Entry-Level Car Stereo
Processor Rockchip RK3326-S, Quad-core ARM Cortex-A35 @ 1.5GHz
GPU ARM Mali-G31 MP2
Memory & Storage 2GB RAM + 64GB Internal Storage
Display Interface MIPI (30pin), LVDS (40pin/60pin, Optional)
Max. Resolution 1920 × 1080
Touch Screen Capacitive (I2C)
Audio Amplifier IC YD7388 / TDA7388 / TDA7851L (Optional)
Audio Processor ASP_CD3313
Connectivity & Features
Operating System Android 9
Navigation GPS, BeiDou, Glonass (AT6558R Chip)
Wi-Fi Dual-Band 2.4GHz / 5GHz (AIC8800D40)
Bluetooth Bluetooth 5.4 (AIC8800D40, supports HFP/A2DP/PAN)
Radio Tuner IC QN8035 (FM, RDS supported)
Audio Output 4-ch Line Out (RC44.1)
Video Input 1x AUX Video In + 1x Single Rearview Camera In (AHD/TVI)
Phone Link CN: Wired CarPlay/HiCar/CarLife; Global: Wired/Wireless CarPlay/Android Auto
Interfaces & Other Features
Key Interfaces 4×USB, 1×TF Card (Reserved), 1×UART (CAN BUS)
Other Features IR In/Out, NFC, FOTA, Original Car Info Display
Cellular Network Not Supported
Electrical Characteristics
Operating Voltage 10V – 16V (Mute below 9V)
Operating Temperature Operation: -20℃ ~ +60℃; Storage: -30℃ ~ +80℃
Product Positioning Advanced automotive mainboard with Rockchip processor and enhanced connectivity
EXW Pricing (USD $) - L814-B2 Mainboard (Advanced) 2GB+64GB
Screen Type Quantity 2GB+64GB EXW Price
9/10" (Frame type) ≥200 $38.73
20~199 $39.73
2~19 $41.73
1 Din 9/10" (Frame type) ≥200 $40.23
20~199 $41.23
2~19 $43.23
7" (Universal) ≥200 $40.07
20~199 $41.07
2~19 $43.07
7" (Toyota) ≥200 $43.68
20~199 $44.68
2~19 $46.68
9" for VW ≥200 $49.73
20~199 $50.73
2~19 $52.73