Poly APT-31 EHS Cable

Poly APT-31 EHS Cable (Avaya/Tenovis) – Poly 37820-11 or HP 85Q84AA

The Poly (formerly Plantronics) APT-31 Electronic Hook Switch (EHS) Cable part # Poly 37820-11 or HP 85Q84AA for remote desk phone call control (answer/end). This cable eliminates the need for a HL10 Handset Lifter. This cable works with Tenovis desk phones and may work with additional manufacturers.

Replacement Note: The APT-31 EHS cable replaces the APT-30 cable and features compatibility with the Plantronics On-line Indicator accessory.

Poly has several EHS cables, each being unique to a specific telephone and wireless product.
We strongly suggest confirming compatibility with us before purchasing.

TECH TIP: EHS Compatibility/Installation Guide

Poly APT-31 EHS Compatibility:

Headset Compatibility

• CS500 Series
  • Current: CS540, and all -XD variants
  • Discontinued: CS510, CS520, CS530
• Savi Series:
  • Current: W8210, W8220, and all -M variants
  • Discontinued: W710, W720, W730, W740, W745, and all -M variants

Tenovis Phone Compatibility

• T3 classic, T3 IP classic, T3 IP II classic
• T3comfort, T3 IP comfort, T3 IP II comfort,
• T3 compact
• TH 13, TM 13, TS 13
• OS13, OS 33

Note 9 = Only when connected to PABX Integral 5
Note 10 = Only when connected to PABX Integral 55

APT-31 EHS Specifications:

• Model: APT-31
• Warranty: 1 year
• Poly SKU: 37820-11
  • Formerly 37820-01 – APT-30
  • UPC: 0017229137349
• HP SKU: 85Q84AA
  • UPC: 197497572605