The ACK-540ALU+RF is a wireless mini keyboard in an exclusive design promising high quality due to the brushed, full aluminum body.<br>It has a far-ranging and reliable radio-frequency transmission at 2.4 GHz up to approx. 5 m away from the PC. A new radio-frequency technology simplifies the connection process via one way synchronisation.
To synchronise the keyboard with the RF-receiver only the button on the bottom of the keyboard needs to be pushed.<br>Because of the used X-Type membrane technology, the keystroke is silent but still tactile.<br>This keyboard with it‘s integrated Smart-Touchpad and the extremely fl at construction with built-in hand cushion as well as tilt feet for the adjustement of the tilt angle is ideal for Digital Living Rooms (HTPC) as well as for training, conference and presentation facilities with high-end requirements. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-203-4802, indicating validated use in U.S. government and defense logistics supply chains.
| material | STEEL OVERALL |
| body_width | 0.656 INCHES MAXIMUM IN |
| head_angle | 30.0 DEGREES NOMINAL |
| body_height | 0.750 INCHES MAXIMUM IN |
| body_length | 1.750 INCHES MAXIMUM IN |
| head_thickness | 0.281 INCHES MAXIMUM IN |
| inclosure_type | FULLY INCLOSED |
| overall_length | 0.370 INCHES MAXIMUM0.370 INCHES MAXIMUM IN |
| hardness_rating | 40.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM |
| mounting_method | TERMINAL SINGLE GROUP |
| torque_capacity | 1500.0 INCH-POUNDS MINIMUM IN |
| frequency_rating | 300.0 HERTZ MINIMUM AND 4.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| NSN | 5120-00-203-4802 |
| OVERALL LENGTH | 7.625 INCHES MINIMUM IN |
| WRENCHING SURFACE SIZE | 1.625 INCHES NOMINAL SINGLE END IN |
| WRENCHING SURFACE SHAPE | OVAL SINGLE END INTERNAL |
| HEAD ANGLE | 30.0 DEGREES NOMINAL |
| HEAD THICKNESS | 0.281 INCHES MAXIMUM IN |
| TORQUE CAPACITY | 1500.0 INCH-POUNDS MINIMUM IN |
| ENVIRONMENTAL ATTRIBUTE CODE | PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT |
| MATERIAL | STEEL OVERALL |
| SURFACE TREATMENT | NICKEL AND CHROMIUM OVERALL |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM |