The 
Tokyo Marui MP5A4 NGRS
 is a highly realistic airsoft rifle featuring a next-generation electric blowback (NGRS) system, recoil engine, and an integrated M-SYSTEM FET for improved trigger response and safety. 
 
Key Features and Specifications
The Tokyo Marui MP5A4 Next Generation Recoil Shock airsoft rifle is renowned for its authenticity and performance features. 
Feature 
Detail
System
Next Generation Recoil Shock (NGRS) Electric Blowback (EBB)
Firing Modes
Safe, Semi-auto, 3-round burst, Full-auto
Length
680 mm
Weight
Approx. 2.8 kg (including empty magazine and battery)
Muzzle Velocity
Approx. 280-300 fps (approx. 0.72-0.75 Joules) with 0.20g BBs
Magazine Capacity
72 rounds (can be switched to 30 rounds for added realism)
Power Source
8.4V NiMH Mini S Battery or 7.4V MS•Li-Po Battery
Hop-Up
Adjustable dial type
Stock
Fixed stock
Special Features
M-SYSTEM (microcomputer-controlled FET), Shoot & Recoil Engine, Auto-stop system (stops firing when magazine is empty), Bolt release mechanism, realistic steel-pressed magazine outer case