Sony · Best bass boost

ULT FIELD 1

Manufacturer source verified· checked September 3, 2026

A travel-ready speaker with a dedicated ULT bass mode, shockproof construction, and a carry strap.

Price checked September 3, 2026

$99.99

Verified specifications

BatteryUp to 12 hr

Water & dustIP67

Weight1.43 lb

USB-CYes

FloatsNo