Retekess T117 Pager System Wireless Call Button system SVBONY Dovetail Clamp Using narrowband filters doesn’t necessarily

Using narrowband filters doesn’t necessarily require longer exposure times

T128 call system can be used as a contactless tool in hospitals

2x Antenna

Which should I choose: 8mm or 25mm

adjustable cycle time

Retekess T117 Pager System Wireless Call Button system SVBONY Dovetail Clamp Using narrowband filters doesn’t necessarilyProduct Description Retekess Transmitter button is a tool to provide customers to call the waiter; wireless call system effectively solve the problem of customer queuing consumption,for restaurants, hotels, Banks and other service consumption places Working temperature: 20 Celsius to 55 Celsius Size: 64 x 61 x 15mm 2. 5 x 2. 4 x 0. 6 in Weight: 27g 1oz Package 5x Call Button 5x Sticker Chip design Pager working chip with ASK (AM) modulation mode