Contact MDH Wireless Technologies on 01280 845530           email info@mdh-uk.co.uk Fits in Pocket (50 x 25 x 100 mm) Fits on Lectern (65 x 27 x 110 mm) Details This device is simplicity itself to use:   When each button is pressed on the transmitter unit the corresponding coloured LED lights up on the receiver unit, which is placed in view of your speaker.   The LED on the receiver unit remains on until another signal is sent for a different coloured LED.   And for those speakers who need some help with their vision, press the black button, and the audible sounder goes off!   This discreet and totally portable piece of equipment is a must for all conference organisers.   Wireless Conference Speaker Time Alert For conference organisers to discreetly inform their speakers of time left in a presentation or speech. Accountants Civil Servants Colleges Commercial Premises Factories Fork Lift Truck Drivers GP Surgeries Hospitals Job Centres Leisure Centres Lone Workers Public Buildings Receptionists Schools Solicitors Swimming Pools Universities Warehouses Conference Speaker Timer Alert System timeSentry MDH Wireless Technologies Lone Worker Alarms    Panic Alarms        Pool Alarms Leisure Centre Alarms    Deaf Fire Alarms Battery Operated ‘Traffic Light’  3 LED Display & Audible Warning   Up to 30m Range