eInstruction in the UK


PRS-Cricket radio-based handset

Cricket handsetCricket clicker Cricket receiver
Cricket keypad (old green version inset)
Receiver (Cricket and PRS-RF)

The Interwrite Cricket uses the same radio system as the PRS RF handset. The keypad has 6 numeric buttons, and additional true and false buttons. The facia was changed to white in 2010.




Transmitter ID

Each transmitter has a unique ID that can be assigned to individual students. The Response software can link the unique ID to a student ID.

Each student’s response can be tied directly to him or her.

Low Cost and No Recurring

Transmitters are owned by the student or purchasing institution.

There are no online or registration fees assessed to activate the transmitter.

Saves significant money over multiple semesters and for students using the transmitters in multiple classes.


Transmitters have 1-6, T & F (true and false)

Teachers can ask multiple-choice
questions that have up to 6 options and numeric valued questions. True and false options are also available. (Ask us for the paper on getting the best of multiple-choice questions)

LED Display

A simple 4-LED display indicates battery level, connection, and response acceptance.

Allows the user to confirm their response was received.

Question Types

Multiple Choice (including multiple correct), True/False

Teachers can ask multiple-choice
questions that have up to 6 options and numeric valued questions.

Robust Case

A tough case will withstand normal use and storage in student bags.

Same care as other equipment that the student carries, so no replacement costs for fragile kit.

One Software, Many Technologies

The same receiver and software works with all types of keypad, so you can use them all at the same time, or teach classes with different technologies in different places.

No need to learn a range of software, and your lessons are usable anywhere.


Receivers use radio technology similar to WiFi on the 2.4Ghz band. Up to 2047 clickers are supported per hub (receiver), and up to 4 hubs are supported.

The transmitters operate at a range of up to 150 feet from the receivers (in free space).

Radio allows operation even when ling of sight is not available, and the system has automatic mechanisms to reduce likelihood of interference with other radio frequency equipment or other systems in adjacent rooms.


The transmitter uses 2 x AAA batteries, which last 20 weeks (based on typical usage).

Readily available batteries with a long life.

with Standard

The hub receivers connect using USB and are easy to install on computers. The receivers are small and light.

Easy to install. Easy to transport when needed, and compatible with most modern