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WS TREND 6022 touch-button doorphone outdoor units for WS108, 208, 308 telephone exchanges.Telecommunication / Other phone centrals / Central accessoriesEnd user price - Reseller price- 2 touch-button intercom outdoor unit. - Can be used for WS108, 208, 308 telephone exchanges. - No mechanical parts. - Name plate with energy-saving backlight. - Full Duplex audio transmission. - Excellent sound quality. - Volume increased by 30% compared to previous models. - 3 wire connection. - It does not require a separate power supply. - Aesthetic metal cover. - Easy and quick installation and commissioning. - It can be mounted outside the wall or recessed. - Operating temperature: -25°C to +50°C. - Size: 100mm x 160mm x 40mm. |