Powerful Performance: Equipped with an Intel x86 quad-core processor and 4GB RAM, the F4-425 network attached storage effortlessly handles 4K transcoding and multitasking. The 2.5GbE port ensures ultra-fast file transfers and supports multi-user concurrent access.

Home Multimedia Hub: The F4-425 media server supports hardware-level 4K H.265 decoding, compatible with Plex, Emby, and Jellyfin for smooth HD video playback, with DLNA for seamless multi-device streaming. The Photos app features AI smart album and efficiently organizes millions of photos.

TNAS Mobile Full Control: Initialize setup for your F4-425 NAS storage via the TNAS Mobile app without a PC. The mobile app supports automatic photo and video backups, plus real-time local/remote synchronization, all managed through a single client.

Ultra-Quiet & User-Friendly: The F4-425 NAS server operates at just 21dB(A), ideal for quiet environments like bedrooms. Its tool-free Push-Lock design HDD trays enable to install HDDs in 10 seconds.

Massive Storage & Security: The F4-425 4-bay NAS supports up to 120TB storage (4 x 30TB for each bay), 50+ independent user accounts, and flexible TRAID / TRAID+ arrays, 30% more storage space than traditional RAID while ensuring data redundancy. SPC module and CloudSync (compatible with Google Drive, OneDrive, Dropbox) enable seamless cross-platform synchronization and uninterrupted data access. Additionally, TerraSync enables two-way sync between the F4-425 and PCs/Macs.

Cloud Sync Integration:? Seamlessly connect your cloud drives to TNAS with ??TerraMaster CloudSync??, enabling two-way synchronization between cloud and NAS storage. CloudSync consolidates multiple mainstream cloud services in one app, including ??Google Drive, OneDrive, Amazon S3, Dropbox, Baidu Cloud, and Alibaba Cloud??.

Compatibility Guide: Unlock Top Performance, choose a certified, high-stability hard drive.

2-Year Worry-Free Warranty: Professional Support for Your Data's Future.

Processor Model: Intel Celeron N5095

Processor Architecture: x86 64-bit

Processor Frequency: Quad Core 2.0 GHz (Max burst up to 2.9 GHz)

CPU Single-Core Score:

Hardware Transcoding Engine: H.264, H.265, MPEG-4, VC-1; maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 60

Hardware Encryption Engine: √

System Memory: 4 GB DDR4 non-ECC SODIMM 

Pre-installed Memory Module: 4 GB DDR4 non-ECC SODIMM (1x 4GB)

Total Memory Slot Number: 1 (DDR4 SODIMM)

Maximum Supported Memory: 16GB DDR4 non-ECC SODIMM

Disk Slot Number: 4

Compatible Drive types

• 3.5" SATA HDD 
• 2.5" SATA HDD
• 2.5" SATA SSD

Maximum Internal Raw Storage Capacity: 120 TB (30TB x4) (Capacity may vary by RAID types)

RAID Migration: √

Drive Hot Swap: √

File System: 

Internal Drive: Btrfs, EXT4

External Drive: EXT3, EXT4, NTFS, FAT32, HFS+, BTRFS

RJ-45 2.5GbE Network Port: 1

USB3.2 Host Port: 2  x 10 Gbps + 1  x 5 Gbps

HDMI: 1 x HDMI 

Appearance:

Size (H*W*D): 222 x 179 x 154 mm

Packaging Size (H*W*D): 300 x 275 x 186  mm

Weight: Net Weight: 2.1 Kg , Gross Weight: 3.2 Kg

System Fan: 120 x 120 x 25mm  1PCS

Fan Mode: Smart, High speed, Middle speed, Low speed

Noise Leve: 21.0 dB(A) (Using 2 SATA HDDs/SSDs in standby mode; Test environment noise: 17.3dB(A); Test distance: 1m)

Power Supply: 90 W

Redundancy Power Supply: 

AC Input Voltage: 100V - 240V AC

Current Frequency: 50/60 Hz, Single frequency