The equipment does not function (or functions in an abnormal way).
The power supply cable has been seriously damaged.
Objects or liquids have got into the equipment.
The equipment has been subject to heavy impact.
Do not obstruct the ventilation grilles of the equipment.
Avoid having the amplifier worked on overload for a long time.
Fully tighten the screw terminals for speakers in order to ensure a safe contact.
Do not force command parts (buttons, controls, etc.).
When cleaning external parts, do not use thinners, spirits, or any other volatile substances. 
No naked flame sources, such as lighted candles, should be placed on the apparatus.
10 combination jack (XLR and 6.3mm) inputs, line/micro switchable sensitivity with excludable 
2 stereo RCA input, four stage sensitivity selectable.
600 
auxiliary signal(Aux. Paging) input.
1 "PRE OUT" output.
1 "MONITOR OUTPUT" and "1W/8 
" slave output for monitor music signal.
1 "MAIN IN" input.
Input 1 priority on the other inputs with vocal activation.
Input 1, 2, 3, 4 priority on the other inputs, activation with contact.
Outputs for speakers with constant impedance (4 ohm) and constant voltage 
Treble and bass controls.
Protection against 
Direct current supply 24 Vdc.
MA-1206, MA-1212 specifications
The EV Rider MA-1212 and MA-1206 models represent a significant advancement in mobility scooters designed for users seeking independence and convenience. These scooters are tailored for both indoor and outdoor use, providing users with a reliable means of transportation while ensuring comfort and ease of use.One of the main features of the EV Rider MA-1212 is its compact design, which allows it to navigate tight spaces with ease. Weighing approximately 106 lbs, it is lightweight compared to many others in its class. The MA-1206 is similarly designed, making both models exceptionally maneuverable in urban environments and crowded areas. Both scooters feature a foldable design, making storage and transport hassle-free for users. The folding mechanism is straightforward, promoting accessibility for individuals of all ages.
In terms of technology, the EV Rider MA-1212 and MA-1206 boast a powerful, high-torque motor providing robust performance. With a maximum speed of around 4 mph, users can confidently travel through neighborhoods or shopping centers. The scooters offer a range of approximately 15 miles on a full charge, making them suitable for daily errands and outings. The electric-powered system ensures low running costs and minimal maintenance requirements.
Comfort is key to these scooters. The MA-1212 and MA-1206 models are equipped with ergonomically designed seats that offer ample cushioning and can be adjusted to suit individual preferences. The wide, non-slip footrest provides additional stability during rides. Furthermore, both models come with easy-to-use control panels, allowing users to adjust speed and monitor battery levels effortlessly.
Safety features are paramount in both designs, including front LED lights for visibility and rear reflectors for additional awareness. The scooters are also equipped with a responsive braking system that enhances user control when navigating inclines or declines.
In summary, the EV Rider MA-1212 and MA-1206 models stand out due to their combination of compactness, powerful performance, and user-friendly design. With advanced technologies and thoughtful features, these scooters provide a perfect solution for individuals looking to maintain their independence and mobility.