Xlink BT - Original Bluetooth Cell to Home Telephone Adapter (Two Cell Phones) | eBay
Yealink EHS60 - wireless headset adapter for wireless headset, VoIP phone - EHS60 - Headset Accessories - CDW.com
Amazon.com: Bluetooth Adapter - to Connect Landline Phones and Your Cellphone : Office Products
Cisco ATA 190 Analog Telephone Adapter – Newfangled Networks
Cisco SPA122 Analog Telephone Adapter w/Router (SPA122)
VIP-156PE 802.3af PoE SIP Analog Telephone Adapter - Click IT Direct
Grandstream HT801 Analog Telephone Adapter Gateway (ATA) with 1 FXS Po — WE LOVE TEC
Phone Bluetooth Adapter - Cellular Accessories For Less
Wireless Phone Headset Adapter
4G Voice LTE 3G WCDMA Mobile Phone SIM Card To PSTN Landline Wired Phone Adapter
Cisco ATA 186 Analog Telephone Adapter – Atlas Phones
Cisco ATA191 Multiplatform Analog Telephone Adapter (ATA191-3PW-K9) | New
Amazon.com: OvisLink Call Center Headset Training Adapter Compatible with All RJ9 Headsets, Included Wireless headsets | Connect 2 RJ9 headsets to 1 Telephone | Mute Buttons for Each of The Headsets : Electronics
GSM Mobile Telephony Solution - Home Phone Connect, PSTN Networking, Fax Connect via GSM
for Linksys PAP2T-NA Internet Phone Adapter Enables High-quality Feature-rich Voip 2Ports SIP V2 - AliExpress
Is there such a thing as a phone jack adapter that would allow for connection and use of a landline in a room that has an electrical outlet but no phone jack? -
Telo Air Wireless VoIP Home Phone Adapter | Ooma Telo
Cisco SPA122 Analog Telephone Adapter w/Router (SPA122)
GSM Phone to Landline adapter - GSM Home Phone Connect
VWR-VR D-Link Broadband Telephone Adapter/Wireless Router with Vonage (Refurbished)
OEM 320 Bluetooth Phone Adapter for Landlines & VoIP
Sparklan Wireless VOIP Phone Adapter WVTR-141 | eBay