Contemporary Analog 2-Line Accessory Handset with 3 Speed Dials (1 Dedicated as Message Retrieval Key) (C4201) and Upright 6VDC Charger, USB Charging Port (C4011-USB) with Speakerphone and Antibacterial Plastic (REQUIRES A2420,CTM-A2421 , CTM-A2421- BATT. Replacing CTM-A242SD