As the smaller version of JBL's Duet III, the 10-inch tall Duet II ($100) brings the company's classic 40-millimeter Phoenix SE drivers into a pair or two modern champagne glass-style enclosures, complete with a six-Watt amplifier, contrasting with the 12-inch tall Duet III's 48-millimeter Warrior drivers and 10-Watt amplifier. Both systems include a top-mounted volume and power dial and hard-wired cabling for connection to each other and a deviceā¦