$37.35
Keyspan USA19HS USB-A to Serial (RS-232) Adapter (Mac/PC) USA19HSB&H PhotoSAVE $5.98
$40.92$46.90
Tripp Lite Keyspan High-Speed USB-A to Serial Adapter, PC & Mac (USA-19HS)Newegg$39.99
Tripp Lite USB-C to Serial Adapter (DB9) - Keyspan, High-Speed (M/M), Detachable Cable, TAA - Serial adapter - USB - RS-232 x 1 - black - TAA ComplianOffice Depot$23.02and up
Tripp Lite P137-06N-DVI-V2 Keyspan Mini DisplayPort 1.2 to DVI Active Adapter Converter (Mini DP Male to DVI Female), 6 inWalmart & 2 more$22.47and up
Tripp Lite Keyspan Mini DisplayPort to VGA Active Cable Adapter, Converter for MDP to VGA (M/F), 1920x1200/1080p, 6-in. (P137-06N-VGA)Newegg & 1 moreSAVE $3.04
$15.95$18.99
Tripp Lite Keyspan Mini DisplayPort to HDMI Cable Adapter, Converter for MDP to HDMI (M/F), 1920x1200/1080p, 6-in. (P137-06N-HDMI)Newegg$13.53and up
Tripp Lite Keyspan Mini DisplayPort to DVI Cable Adapter, Converter for MDP to DVI (M/F), 1920x1200/1080p, 6-in. (P137-06N-DVI)Newegg & 1 more$31.03
TRIPP LITE P137-06N-HDMI KEYSPAN LITE6 IN MINI DISPLAYNewegg$21.50
Tripp Lite P137-06N-DVIB 6' Keyspan Mini DisplayPort to DVI Adapter ConverterNeweggSAVE $5.96
$14.99$20.95
Eaton Tripp Lite Series Keyspan Mini DisplayPort to DisplayPort Cable Adapter, Video Converter (M/F), 6-in. (15.24 cm) - DisplayPort adapter - Mini DiOffice Depot$3.45
HQRP 4-Pack Coin Li-Ion Battery for Keyspan Wireless Remote Presentation Mouse TSAM-001 + HQRP CoasterNewegg