Yealink EXP40 IP Phone Expansion Module Price in Dubai, UAE IP Phone Series:VoIP Accessories External Yealink AC adapter (optional):

External Yealink AC adapter (optional): AC 100~240V input and DC 12V/1A output

27 one-touch DSS keys

Frequent response: 100Hz - 20KHz

2xRJ12（6P6C）ports for data in and out

Yealink EXP40 IP Phone Expansion Module Price in Dubai, UAE IP Phone Series:VoIP Accessories External Yealink AC adapter (optional):Yealink EXP40 IP Phone Expansion Module Technical Specifications Display 160x320 graphic LCD with 16 level grayscales LCD Backlight Two page views are possible Different icons for each function shown on the LCD Feature Keys and Indicator 20 physical keys each with a dual colour LED 20 additional keys through page switch 2 independent control keys are used for fast switch pages Programmable for shared line, BLF List, call park, conference, forward,