Features: l Advanced two-way 2.4G radio frequency (RF) technology l 6 alphanumeric keys design, easy-to-use, suit for the requirement of interactive voting and audience response l 2 x AAA batteries l Several software applications and PowerPoint* add-ins Enclosure: l Compact case. Rugged ABS plastic construction. -Styled to fit comfortably in hand. l Dimensions: 100mm × 45mm × 16mm ( L x W x H) l Weight : 27g (net) l Color : White cover, blue key ( other colors available. Cost Premium, minimum order quantity, and special terms apply) User Identification: l Each keypad has a unique RF device identity (“address”) between 1-9999 l Each keypad address maybe changed in our software l The unique address identification is transmitted with each keypad’s response l Support multiple Base stations at the same time, and not interfere with each other User Input: W40 l 7 silica gel keys -6 alphanumeric keys for single / multiple choice response, button are labeled 1 6, A F -“C” key for changing the last choice, and making a new choice l OEM order is acceptable, terms are negotiable Display: l Double-color LED indicates: -Current device and communication state -Users’ keypresses state -confirm users keypresses and indicate when the Base Station accepts the keypad’s inputs -indicate low power RF technology: l 2.4G RF keypad used eligible license-free/license-exempt frequencies to communicate key presses to the base station and receive from the base station control information and acknowledge keypad transmissions l high speed data communication, response the voting result in a real time) l Using 16 bits CRC , assure the correct data l Support up to 32 channels (standard version is 16 channels), automatic switch, immunity to interference, big capability. l 2.4G radio frequency (standard version), or other frequency (custom version, terms are negotiable) l Using SunVote private protocol l -Creates a secure communications network between keypads and their associated base station -User entries are acknowledged when received by the base station -High speed wireless communication, dynamic transmitting data mode instead traditional polling -Keypads channels will be changed automatically when base station channel changes l Internal antenna is protected by the keypad enclosure Range: l W4 series is designed to operate in an indoor area 30 x 30 meters l A room’s geometry, radio propagation characteristics, and proximity to RF interferers will influence actual range experienced. It is better to put base station in a high level place Capacity: l 400 keypads per Base Station channel identity l Support 16 sets of system to use at the same time, and not interfere with each other l Support 6400 keypads to use at the same time at most Speed: l Determined by Base Station. See Base Station Model specification l Time stamping is available to identify each keypad’s input sequence in group’s response Power and Power Management: l 2 x AAA batteries l Keypads will be turned off automatically within the set time l In the full power, keypads support up to 3000 votes or over 8 hours continuous l Software can control to turn off in real time Warranty: 1 YEAR The other system configures: USB Receiver (PVS-3000) l Dimensions: 82mm x 26mm x 10mm ( L x W x H), like a U disk l Weight : 16g Capacity: -Support 400 keypads per Base station -Support 16 Base Stations at the same time l Speed: Base Station polling cycles are adjustable to optimize speed to group size. For example, a group of 50 keypads can be polled every one second, whereas a group of 1000 can be polled in 5 seconds in the mode of “Multi Base Stations” l Connections: USB System software: l SunVote ARS for PowerPoint l USB driver software l SunVote Software Development Kit