UNKNOWN CONNECTOR
| Pin | Description | 
|---|---|
| 1 | GROUND | 
| 2 | GROUND | 
| 3 | HANDS FREE ON/OFF | 
| 4 | MUTE | 
| 5 | TX | 
| 6 | RX | 
| 7 | RTS | 
| 8 | REPROGRAMMING | 
| 9 | ON HOOK CHARGER (APPROX 13V? TO 14V) | 
| 10 | AUX MIC | 
| 11 | AUX SPEAKER | 
| 12 | GROUND | 
| 13 | +VCC for Car Charger | 
| 14 | +VCC for Car Charger | 
Contributor: Joakim Ögren
  Source:
  Philips Fizz/Spark pinout at Technick.net
  Copyright © The Hardware Book Team 1996-2001.
  May be copied and redistributed, partially or in whole, as appropriate.
 Document last modified: 2001-06-08