| Plantronics A20 Accessory Deck Adapter/Amplifier The Plantronics A20 Accessory Deck Adapter/Amplifier has been discontinued.Plantronics has discontinued this model, and replaced it with the M12. Please call 800-641-6416 with questions about alternatives to the A20 Accessory Deck Adapter/Amplifier.  - Adjustable accessory deck
- Audible and visual cues for easy adjustment
- Auto configuration
- Connects to most single or multi-line phones
- Cord management
- Mute Key
- Quick disconnect headset cord allows you to walk away from the phone without removing the headset
- Receive and transmit volume control
- Six foot corded on-line indicator
- Tone control
- Variable placement headset stand
Documents and DownloadsA20: Plantronics under the telephone Modular Adapter/Amplifier and accessory stand. Parts and Accessories 45669 02 220V Euro Power Supply CA10 CS10 A20
More Info  | 9.95 | Add to cart
 45669 01 AC Adapter for CA10 CS10
More Info | 9.95 | Add to cart
40710 01 BASE TRAINING STATION w/AC ADAPTER
More Info | 119.96 | Add to cart 40976 01 Coil Cable QD to Modular with QD Locks for M22, M12
More Info | 14.95 | Add to cart  61866 01 Cable 2.5mm to Quick Disconnect
More Info | 9.95 | Add to cart
65218 01 CORD, PHONE TO AMP CA10 CS10 A20 S20 S12
More Info | 4.95 | Add to cart  43299 01 Cushion Ring Set for Duoset
More Info | 4.95 | Add to cart
 45651 01 Earloop for Convertible Headsets Duoset CT12 LKA10
More Info | 9.95 | Add to cart
 43298 01 Adjustable Headband for Supra
More Info | 14.95 | Add to cart
 42157 01 Neck Strap for CA10 CS10 Remote Unit
More Info | 9.99 | Add to cart
46657 01 ON-LINE-INDICATOR (180 degree plug), A20, S20
More Info | 24.95 | Add to cart  65116 01 On Line Indicator OLI for Wireless Headsets
More Info | 29.95 | Add to cart
 45650 01 Pivot Ball and Ring for Duoset CT12
More Info | 4.95 | Add to cart
 46924 01 AC Adapter for CT10
More Info | 9.95 | Add to cart
47249 02 AC Adapter A20
More Info | 9.95 | Add to cart  40702 01 Lightweight QD to Modular Cable for M22, M12 A20
More Info | 14.95 | Add to cart
 40974 01 Telephone Connection Cable for M22, M12
More Info | 4.95 | Add to cart
44877 02 MX10 Audio Device Cable
More Info | 9.95 | Add to cart  40711 01 Lightweight QD to QD Coil Cable for M22, M12 A20
More Info | 19.95 | Add to cart
 45588 01 Modular Lock (Package of 25) for M22, M12
More Info | 39.95 | Add to cart
 26716 01 M22, M12 Amplifier Cable / Cisco IP Phone Cable
More Info | 19.95 | Add to cart
26718 01 STUB CABLE, TELEPHONE TO ADAPTER
More Info | 3.95 | Add to cart HL2 Handset Lifter for A20/S20 Base
More Info | 79.95 | Add to cart |
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