Speaker driving circuit
Speaker system
Telephone handset amplifier circuit
User adjustable volume control that accommodates hearing
Variable digital control for electronic device with rotary switc
Voice over circuitry with adjustable depth of fade
Volume control apparatus and volume control program
Volume control device mounting mechanism for on-vehicle equipmen
Volume control for a personal computer internal speaker
Volume controller using encoder
Volume-based adaptive biasing
Volume/balance control apparatus
Wagering game with user volume control