Ultra-Sonic Transducers - (2 per pack) High sensitivity transmitter and receiver pair. Send and receive continuous or modulated ulta-sonic sound waves. Used for burglar alarms, remote control, data transmission, proximity detection, etc. (these units are not water proof). Large size, SQ-40, 16mm diameter x 12mm long body. Ref: Q0519 | Price: £1.75 |
RF WIRELESS HEADPHONE SYSTEM A pair of comfortable, cordless headphones giving excellent Hi-Fi sound reproduction with total freedom of movement. 863MHz UHF technology Signal passes through walls, floors and ceilings with operating range of up to 100m. Phase Lock Loop (PLL) technology for better stability Volume and fine tuning control on headphones 3 channel selection to prevent interference Headset battery recharge facility. Supplied with AC/DC adaptor, charging lead and 3.5mm stereo audio lead Ref: ST100500 | Price: £69.99 |
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